Math module 2 lesson 19
•Download as PPTX, PDF•
0 likes•379 views
This document outlines a mathematics lesson on subtracting measurements using the standard algorithm. The lesson includes fluency practice with mental subtraction of various units. Students then practice the subtraction algorithm by solving problems involving units like liters, grams, and centimeters. In the concept development, students decompose numbers twice when subtracting, such as 342 centimeters minus 55 centimeters. Students also subtract three-digit numbers with zeros in various places. The lesson concludes with a problem set, debrief, and exit ticket to assess understanding.
Report
Share
Report
Share
Recommended
Lesson 1.7 grade 8
1) The document provides examples of writing numbers in standard form and scientific notation. It also gives examples of performing arithmetic operations such as addition, subtraction, multiplication, and division on numbers expressed in scientific notation.
2) The examples illustrate how writing very large or very small numbers in scientific notation makes it easier to perform operations with them. It also allows for estimating quantities that would otherwise be difficult to comprehend in standard form.
3) Understanding scientific notation helps to compare quantities that differ vastly in magnitude, such as populations and diameters of astronomical objects. It enables estimating ratios and relative sizes in a straightforward manner.
Lesson 1.10 grade 8
This document provides examples and explanations of concepts related to classifying and ordering different types of numbers:
1) It defines rational and irrational numbers, and provides examples of each. Rational numbers can be expressed as ratios of integers, while irrational numbers cannot.
2) Exercises are included for classifying numbers as rational or irrational, comparing irrational numbers on a number line, and ordering sets of numbers from least to greatest.
3) Answering "Why is it helpful to write numbers in different ways?" the document explains that not all numbers can be written the same way, like irrational numbers that cannot be expressed as integers. Being able to classify numbers facilitates understanding and operations involving different types of numbers.
Lesson 1.5 (8)
This document provides examples for writing numbers using negative exponents. It begins with examples of writing expressions like 6-3 and 4-4 using positive exponents. It then provides step-by-step examples of writing fractions with negative exponents other than -1, like writing 5-2. Further examples show simplifying expressions using the properties of exponents, like 53 • 5-5 = 53 + (-5). In the examples, writing numbers with negative exponents allows writing very small or large numbers without fractions and makes multiplying or dividing numbers with the same base easier.
Decimal Numbers Part 3
1. The document discusses multiplying decimal numbers, including multiplying decimals by whole numbers, decimals by decimals, and decimals by 10, 100, and 1,000.
2. Key rules covered are counting decimal places to determine the product's decimal placement and moving the decimal over when multiplying by powers of 10.
3. Examples provide step-by-step workings of multiplying decimals using partial products and placing the decimal point correctly in the final product.
Math module 2 lesson 15
This document provides instruction on adding measurements using the standard algorithm. It includes examples of adding milliliters, centimeters, grams, and liters. Students practice adding measurements by representing problems with place value disks and the standard algorithm. The lesson emphasizes composing larger units once, such as changing 10 ones for 1 ten. Students work on fluency with metric units and rounding numbers. They also solve application problems using mental math and the standard algorithm.
Multiplication of decimals
This document provides examples and instructions for multiplying mixed decimals. It explains that when multiplying a mixed decimal by a whole number or another mixed decimal, you multiply as usual but pay attention to the number of decimal places in the factors and product. The product should have the same number of decimal places as the total number of decimal places in the factors. Several word problems involving rates and distances are solved as examples using multiplication of mixed decimals.
Direct proportion
This document discusses direct proportion and methods for solving direct proportion problems. Direct proportion exists when two quantities change at a constant rate with respect to each other. The cross-multiplication method can be used to solve direct proportion problems by setting up a proportion between the known quantities and cross-multiplying to solve for the unknown quantity. Graphs of direct proportion relationships will always produce a straight line passing through the origin.
Lesson 1.6 (8)
Here are the steps to write a number between 0 and 1 in scientific notation with an example:
1. Write the number in decimal form. For example, 0.000375.
2. Count the number of decimal places in the number. In this example there are 4 decimal places.
3. Move the decimal point to the left by that number of places. This gives 3.75.
4. Write the number as a coefficient and exponent of 10. Since we moved the decimal point 4 places to the left, the exponent is -4.
So, 0.000375 written in scientific notation is 3.75 × 10-4.
Recommended
Lesson 1.7 grade 8
1) The document provides examples of writing numbers in standard form and scientific notation. It also gives examples of performing arithmetic operations such as addition, subtraction, multiplication, and division on numbers expressed in scientific notation.
2) The examples illustrate how writing very large or very small numbers in scientific notation makes it easier to perform operations with them. It also allows for estimating quantities that would otherwise be difficult to comprehend in standard form.
3) Understanding scientific notation helps to compare quantities that differ vastly in magnitude, such as populations and diameters of astronomical objects. It enables estimating ratios and relative sizes in a straightforward manner.
Lesson 1.10 grade 8
This document provides examples and explanations of concepts related to classifying and ordering different types of numbers:
1) It defines rational and irrational numbers, and provides examples of each. Rational numbers can be expressed as ratios of integers, while irrational numbers cannot.
2) Exercises are included for classifying numbers as rational or irrational, comparing irrational numbers on a number line, and ordering sets of numbers from least to greatest.
3) Answering "Why is it helpful to write numbers in different ways?" the document explains that not all numbers can be written the same way, like irrational numbers that cannot be expressed as integers. Being able to classify numbers facilitates understanding and operations involving different types of numbers.
Lesson 1.5 (8)
This document provides examples for writing numbers using negative exponents. It begins with examples of writing expressions like 6-3 and 4-4 using positive exponents. It then provides step-by-step examples of writing fractions with negative exponents other than -1, like writing 5-2. Further examples show simplifying expressions using the properties of exponents, like 53 • 5-5 = 53 + (-5). In the examples, writing numbers with negative exponents allows writing very small or large numbers without fractions and makes multiplying or dividing numbers with the same base easier.
Decimal Numbers Part 3
1. The document discusses multiplying decimal numbers, including multiplying decimals by whole numbers, decimals by decimals, and decimals by 10, 100, and 1,000.
2. Key rules covered are counting decimal places to determine the product's decimal placement and moving the decimal over when multiplying by powers of 10.
3. Examples provide step-by-step workings of multiplying decimals using partial products and placing the decimal point correctly in the final product.
Math module 2 lesson 15
This document provides instruction on adding measurements using the standard algorithm. It includes examples of adding milliliters, centimeters, grams, and liters. Students practice adding measurements by representing problems with place value disks and the standard algorithm. The lesson emphasizes composing larger units once, such as changing 10 ones for 1 ten. Students work on fluency with metric units and rounding numbers. They also solve application problems using mental math and the standard algorithm.
Multiplication of decimals
This document provides examples and instructions for multiplying mixed decimals. It explains that when multiplying a mixed decimal by a whole number or another mixed decimal, you multiply as usual but pay attention to the number of decimal places in the factors and product. The product should have the same number of decimal places as the total number of decimal places in the factors. Several word problems involving rates and distances are solved as examples using multiplication of mixed decimals.
Direct proportion
This document discusses direct proportion and methods for solving direct proportion problems. Direct proportion exists when two quantities change at a constant rate with respect to each other. The cross-multiplication method can be used to solve direct proportion problems by setting up a proportion between the known quantities and cross-multiplying to solve for the unknown quantity. Graphs of direct proportion relationships will always produce a straight line passing through the origin.
Lesson 1.6 (8)
Here are the steps to write a number between 0 and 1 in scientific notation with an example:
1. Write the number in decimal form. For example, 0.000375.
2. Count the number of decimal places in the number. In this example there are 4 decimal places.
3. Move the decimal point to the left by that number of places. This gives 3.75.
4. Write the number as a coefficient and exponent of 10. Since we moved the decimal point 4 places to the left, the exponent is -4.
So, 0.000375 written in scientific notation is 3.75 × 10-4.
Lesson 1.8 grade 8
1. The document provides examples for evaluating expressions with scientific notation, square roots, and cube roots. It includes step-by-step workings for finding square roots of perfect squares and cube roots of perfect cubes.
2. Key concepts explained are square roots, perfect squares, radical signs, cube roots, and perfect cubes. Examples are provided to find square roots of numbers less than 100 and cube roots of small numbers.
3. Knowing how to find the exact square roots of perfect squares helps estimate the square roots of nearby non-perfect squares. Being able to write the perfect square root without the radical provides understanding and allows for computations.
Kinds of proportion
The document discusses different types of proportions - direct proportion, inverse proportion, and partitative proportion. It provides examples of each type and sample problems with solutions. Direct and inverse proportions relate two quantities where one increases/decreases as the other increases/decreases. Partitive proportion involves dividing a whole into parts according to a given ratio. Sample problems for each type are worked out step-by-step.
Pat05 ppt 0106
This document discusses solving linear inequalities and compound inequalities. It provides examples of solving various inequalities algebraically and graphing their solution sets. It also gives an example of setting up and solving an inequality to model a real-world situation about payment plans for a house painting job.
Chapter2.4
The document provides examples for multiplying rational numbers including fractions, decimals, and integers. It gives step-by-step workings for multiplying fractions and decimals. Examples are provided for multiplying fractions, integers and fractions, and decimals. Applications involving fractions of quantities over multiple days are presented.
Ratio ppt @ bec doms bagalkot
1. Ratios and rates can be used to solve real-life problems such as fuel efficiency.
2. A ratio compares two numbers as a fraction, while a rate compares different units.
3. Proportions set two ratios equal and can be solved using the cross product or reciprocal properties.
Math orientation, place value, estimation, rounding, basic ops word problems
The document provides information for a math class including:
- Where to find attendance sheets and the class code.
- The teacher's background and why she loves teaching math.
- Expectations for success, materials needed, class structure, and guidelines.
- An introduction to place value, operations, and solving word problems.
(7) Lesson 4.2 - Compare and order Rational Numbers
This document provides examples and explanations for comparing and ordering rational numbers. It begins with examples of writing fractions as decimals and decimals as fractions. Next, it discusses finding common denominators to compare fractions and using place value to order decimals. Finally, it provides step-by-step worked examples of comparing fractions by converting them to decimals, ordering sets of numbers, and listing statistics from least to greatest. The document emphasizes representing rational numbers in multiple equivalent forms to compare and order them.
3.1 Rounding And Estimating
Prentice Hall Sections 3.1 and 3.2 on Rounding and Estimating. Different types of estimating, plus estimating with multiplication and division.
Direct, indirect and partitive proportion
The document contains 10 word problems involving ratios, proportions, and other mathematical concepts. The problems cover topics like earning rates, sharing amounts, consumption rates, work rates, prices, and dividing prizes. Each problem clearly lays out the relevant information, sets up the appropriate proportion, and solves for the unknown value.
5.3 multiplying fractions updated
The document provides examples and steps for multiplying fractions and mixed numbers. It gives the rule for multiplying fractions by changing them to improper fractions, dividing out common factors, multiplying the numerators and denominators, and simplifying. Examples are provided for multiplying fractions, mixed numbers, and finding the area of a rectangle and triangle using fractions. Students are given practice problems to solve.
Compound Proportion
This document discusses compound proportions, which involve relating two or more quantities. It provides four rules for solving compound proportions based on whether the quantities are directly or inversely related. It then gives eight examples showing how to set up and solve compound proportion word problems involving rates like production, wages, distance, and time. The examples calculate unknown values like number of items, amount of wages, distance or time taken by relating the given and unknown quantities using the appropriate rule for direct or inverse relationships.
Decimal Numbers Part 2
The document discusses how to convert fractions to decimals and provides examples. It explains that to change a fraction to a decimal, we divide the numerator by the denominator, carrying the division to the desired number of decimal places. Some key points:
- Fractions can be expressed as decimals by dividing the numerator by the denominator
- To change a fraction to a decimal, divide the numerator by the denominator up to the desired number of decimal places
- Examples are provided such as 2/5 = 0.4
Math Gr4 Ch2
The document is a chapter on addition and subtraction from a math textbook. It contains 7 lessons: 1) addition properties and subtraction rules, 2) estimating sums and differences, 3) problem-solving strategies for estimating or finding exact answers, 4) adding numbers, 5) subtracting numbers, 6) problem-solving investigations for choosing a strategy, and 7) subtracting across zeros. Each lesson provides examples and explanations of the concepts and includes practice problems for students to work through.
Lesson 1.3 (8)
1) The document provides examples of writing expressions using exponents and evaluating those expressions. It gives the expressions 2c8, 85, and m5n3p3 as examples and evaluates the expressions 512, 216, and m5n3p3.
2) It then discusses rules for multiplying and dividing powers with the same base: to multiply powers with the same base, add the exponents, and to divide powers with the same base, subtract the exponents.
3) Several step-by-step examples demonstrate simplifying expressions using these rules to multiply and divide exponents.
Stage 6 fraction
The document provides instructions and materials for a 6th grade math project on fractions. It includes objectives, materials needed, how to make the project, rubric for grading, and content about fraction meanings, equivalent fractions, comparisons, operations, and exercises. The content is organized into sections covering key fraction concepts.
(8) Lesson 1.2 - Powers and Exponents
1. This document provides examples and explanations for writing expressions using exponents. It defines key terms like base, exponent, and power.
2. Step-by-step examples are provided for writing expressions with exponents, evaluating expressions, and applying properties of exponents. Examples include writing expressions for multiplication involving repeated factors, evaluating expressions given values for variables, and using the distributive property.
3. Exponents provide a compact way to write repeated multiplication and to work with large numbers that come up in areas like the metric system. Being able to rewrite numbers in exponential form and evaluate such expressions is important for simplifying calculations.
Math chapter 7
The document provides information about adding and subtracting fractions with unlike denominators. It discusses finding the least common denominator (LCD) and using equivalent fractions to write fractions with a common denominator before adding or subtracting. It also covers strategies for estimating sums and differences of fractions, as well as adding and subtracting mixed numbers by finding equivalent fractions with a common denominator.
Lesson exemplar grade iv mathematics
The document provides examples and steps for performing operations with fractions, including:
1) Converting between improper fractions and mixed numbers, such as changing 12/7 to 1 5/7.
2) Adding similar fractions by adding the numerators and keeping the same denominator, and dissimilar fractions by finding a common denominator.
3) Subtracting fractions using the same steps as addition, subtracting the numerators for similar fractions.
Worked examples are provided for changing forms and adding and subtracting fractions to demonstrate the procedures.
(7) Lesson 1.2 - Complex Fractions and Unit Rates
1) The document is a lesson on finding unit rates and proportional relationships from ratios. It includes examples of calculating unit rates from word problems involving distances, prices, calories, and rates of travel.
2) The lesson also covers writing percentages as fractions in simplest form by first converting the percentage to a decimal and then writing it as a fraction over 100.
3) Students are asked how finding unit rates and writing percentages as fractions can help show that two quantities are proportional or have a constant ratio between them. Calculating a unit rate establishes the relationship between two measurements.
Lesson 11
This document provides lesson plans and materials for teaching students about multiplication and modeling division using arrays and tape diagrams. The lessons include fluency practice with multiplication by 3, an application problem about Rosie making iced tea that is modeled with an array and tape diagram, and a concept development problem about Ms. Alves putting papers into piles that is also modeled with a tape diagram. Students then complete a problem set and an exit ticket to assess their understanding.
Math module 2 lesson 16
This document provides lesson materials on adding measurements using the standard algorithm. It includes fluency practice with metric units, rounding numbers, and grouping counting. An application problem asks students to add the weights of an apple and pear. Concept development has students use place value charts and the standard algorithm to add measurements by composing larger units twice, such as 158 grams and 266 grams. Partner work and a problem set provide additional practice adding measurements.
Module 2 Lesson 18
This document provides a lesson plan on subtracting measurements with three-digit minuends using place value and the standard subtraction algorithm. The lesson includes fluency practice with mental subtraction, an application problem involving subtracting amounts of water, and a concept development section where students model subtraction on a place value chart and then solve problems using the standard algorithm. Students then have time to complete a problem set and solutions are reviewed before an exit ticket assessment. Homework on the lesson content is assigned.
More Related Content
What's hot
Lesson 1.8 grade 8
1. The document provides examples for evaluating expressions with scientific notation, square roots, and cube roots. It includes step-by-step workings for finding square roots of perfect squares and cube roots of perfect cubes.
2. Key concepts explained are square roots, perfect squares, radical signs, cube roots, and perfect cubes. Examples are provided to find square roots of numbers less than 100 and cube roots of small numbers.
3. Knowing how to find the exact square roots of perfect squares helps estimate the square roots of nearby non-perfect squares. Being able to write the perfect square root without the radical provides understanding and allows for computations.
Kinds of proportion
The document discusses different types of proportions - direct proportion, inverse proportion, and partitative proportion. It provides examples of each type and sample problems with solutions. Direct and inverse proportions relate two quantities where one increases/decreases as the other increases/decreases. Partitive proportion involves dividing a whole into parts according to a given ratio. Sample problems for each type are worked out step-by-step.
Pat05 ppt 0106
This document discusses solving linear inequalities and compound inequalities. It provides examples of solving various inequalities algebraically and graphing their solution sets. It also gives an example of setting up and solving an inequality to model a real-world situation about payment plans for a house painting job.
Chapter2.4
The document provides examples for multiplying rational numbers including fractions, decimals, and integers. It gives step-by-step workings for multiplying fractions and decimals. Examples are provided for multiplying fractions, integers and fractions, and decimals. Applications involving fractions of quantities over multiple days are presented.
Ratio ppt @ bec doms bagalkot
1. Ratios and rates can be used to solve real-life problems such as fuel efficiency.
2. A ratio compares two numbers as a fraction, while a rate compares different units.
3. Proportions set two ratios equal and can be solved using the cross product or reciprocal properties.
Math orientation, place value, estimation, rounding, basic ops word problems
The document provides information for a math class including:
- Where to find attendance sheets and the class code.
- The teacher's background and why she loves teaching math.
- Expectations for success, materials needed, class structure, and guidelines.
- An introduction to place value, operations, and solving word problems.
(7) Lesson 4.2 - Compare and order Rational Numbers
This document provides examples and explanations for comparing and ordering rational numbers. It begins with examples of writing fractions as decimals and decimals as fractions. Next, it discusses finding common denominators to compare fractions and using place value to order decimals. Finally, it provides step-by-step worked examples of comparing fractions by converting them to decimals, ordering sets of numbers, and listing statistics from least to greatest. The document emphasizes representing rational numbers in multiple equivalent forms to compare and order them.
3.1 Rounding And Estimating
Prentice Hall Sections 3.1 and 3.2 on Rounding and Estimating. Different types of estimating, plus estimating with multiplication and division.
Direct, indirect and partitive proportion
The document contains 10 word problems involving ratios, proportions, and other mathematical concepts. The problems cover topics like earning rates, sharing amounts, consumption rates, work rates, prices, and dividing prizes. Each problem clearly lays out the relevant information, sets up the appropriate proportion, and solves for the unknown value.
5.3 multiplying fractions updated
The document provides examples and steps for multiplying fractions and mixed numbers. It gives the rule for multiplying fractions by changing them to improper fractions, dividing out common factors, multiplying the numerators and denominators, and simplifying. Examples are provided for multiplying fractions, mixed numbers, and finding the area of a rectangle and triangle using fractions. Students are given practice problems to solve.
Compound Proportion
This document discusses compound proportions, which involve relating two or more quantities. It provides four rules for solving compound proportions based on whether the quantities are directly or inversely related. It then gives eight examples showing how to set up and solve compound proportion word problems involving rates like production, wages, distance, and time. The examples calculate unknown values like number of items, amount of wages, distance or time taken by relating the given and unknown quantities using the appropriate rule for direct or inverse relationships.
Decimal Numbers Part 2
The document discusses how to convert fractions to decimals and provides examples. It explains that to change a fraction to a decimal, we divide the numerator by the denominator, carrying the division to the desired number of decimal places. Some key points:
- Fractions can be expressed as decimals by dividing the numerator by the denominator
- To change a fraction to a decimal, divide the numerator by the denominator up to the desired number of decimal places
- Examples are provided such as 2/5 = 0.4
Math Gr4 Ch2
The document is a chapter on addition and subtraction from a math textbook. It contains 7 lessons: 1) addition properties and subtraction rules, 2) estimating sums and differences, 3) problem-solving strategies for estimating or finding exact answers, 4) adding numbers, 5) subtracting numbers, 6) problem-solving investigations for choosing a strategy, and 7) subtracting across zeros. Each lesson provides examples and explanations of the concepts and includes practice problems for students to work through.
Lesson 1.3 (8)
1) The document provides examples of writing expressions using exponents and evaluating those expressions. It gives the expressions 2c8, 85, and m5n3p3 as examples and evaluates the expressions 512, 216, and m5n3p3.
2) It then discusses rules for multiplying and dividing powers with the same base: to multiply powers with the same base, add the exponents, and to divide powers with the same base, subtract the exponents.
3) Several step-by-step examples demonstrate simplifying expressions using these rules to multiply and divide exponents.
Stage 6 fraction
The document provides instructions and materials for a 6th grade math project on fractions. It includes objectives, materials needed, how to make the project, rubric for grading, and content about fraction meanings, equivalent fractions, comparisons, operations, and exercises. The content is organized into sections covering key fraction concepts.
(8) Lesson 1.2 - Powers and Exponents
1. This document provides examples and explanations for writing expressions using exponents. It defines key terms like base, exponent, and power.
2. Step-by-step examples are provided for writing expressions with exponents, evaluating expressions, and applying properties of exponents. Examples include writing expressions for multiplication involving repeated factors, evaluating expressions given values for variables, and using the distributive property.
3. Exponents provide a compact way to write repeated multiplication and to work with large numbers that come up in areas like the metric system. Being able to rewrite numbers in exponential form and evaluate such expressions is important for simplifying calculations.
Math chapter 7
The document provides information about adding and subtracting fractions with unlike denominators. It discusses finding the least common denominator (LCD) and using equivalent fractions to write fractions with a common denominator before adding or subtracting. It also covers strategies for estimating sums and differences of fractions, as well as adding and subtracting mixed numbers by finding equivalent fractions with a common denominator.
Lesson exemplar grade iv mathematics
The document provides examples and steps for performing operations with fractions, including:
1) Converting between improper fractions and mixed numbers, such as changing 12/7 to 1 5/7.
2) Adding similar fractions by adding the numerators and keeping the same denominator, and dissimilar fractions by finding a common denominator.
3) Subtracting fractions using the same steps as addition, subtracting the numerators for similar fractions.
Worked examples are provided for changing forms and adding and subtracting fractions to demonstrate the procedures.
(7) Lesson 1.2 - Complex Fractions and Unit Rates
1) The document is a lesson on finding unit rates and proportional relationships from ratios. It includes examples of calculating unit rates from word problems involving distances, prices, calories, and rates of travel.
2) The lesson also covers writing percentages as fractions in simplest form by first converting the percentage to a decimal and then writing it as a fraction over 100.
3) Students are asked how finding unit rates and writing percentages as fractions can help show that two quantities are proportional or have a constant ratio between them. Calculating a unit rate establishes the relationship between two measurements.
Lesson 11
This document provides lesson plans and materials for teaching students about multiplication and modeling division using arrays and tape diagrams. The lessons include fluency practice with multiplication by 3, an application problem about Rosie making iced tea that is modeled with an array and tape diagram, and a concept development problem about Ms. Alves putting papers into piles that is also modeled with a tape diagram. Students then complete a problem set and an exit ticket to assess their understanding.
What's hot (20)
Math orientation, place value, estimation, rounding, basic ops word problems
Math orientation, place value, estimation, rounding, basic ops word problems
(7) Lesson 4.2 - Compare and order Rational Numbers
(7) Lesson 4.2 - Compare and order Rational Numbers
Similar to Math module 2 lesson 19
Math module 2 lesson 16
This document provides lesson materials on adding measurements using the standard algorithm. It includes fluency practice with metric units, rounding numbers, and grouping counting. An application problem asks students to add the weights of an apple and pear. Concept development has students use place value charts and the standard algorithm to add measurements by composing larger units twice, such as 158 grams and 266 grams. Partner work and a problem set provide additional practice adding measurements.
Module 2 Lesson 18
This document provides a lesson plan on subtracting measurements with three-digit minuends using place value and the standard subtraction algorithm. The lesson includes fluency practice with mental subtraction, an application problem involving subtracting amounts of water, and a concept development section where students model subtraction on a place value chart and then solve problems using the standard algorithm. Students then have time to complete a problem set and solutions are reviewed before an exit ticket assessment. Homework on the lesson content is assigned.
Module 3 Lesson 17
This document outlines a lesson plan on multiplication and division facts. It includes the following sections: fluency practice involving multiplication and division problems; an application problem about the number of plants in a garden; a concept development section where students identify patterns in multiples of 9 and properties of even and odd numbers as factors; and a problem set for students to complete. The lesson teaches students to use known facts and arrays to solve more difficult multiplication problems.
Module 3 Lesson 13
This document provides an overview of a math lesson on multiplying and dividing by 9. The lesson includes fluency practice with dividing by 8 and decomposing multiples of 9. The concept development teaches patterns for multiplying by 9, such as the digit in the tens place being one less than the number of groups and the ones place being 10 minus the number of groups. Students apply these patterns to solve nines facts from 1 to 10. An application problem has students use nines facts to check their work. A problem set, debrief, exit ticket and homework assignment conclude the lesson.
Decimals part 02
It's the last part of decimal's sheets.
Multiplying, dividing process and conversion is available here.
It has been described easily for better understanding.
This sheet has been made with the help of sites
Module 2 Lesson 11 pp
This document provides lesson plans and materials for teaching students about solving word problems involving units of measure like grams, kilograms, liters, and milliliters. The lesson includes fluency practice with place value, number lines, and reading beakers. Concept development has students solve one-step word problems using addition, subtraction, multiplication and division with different units. Students work through sample problems together and independently before completing a problem set and exit ticket to assess understanding.
Problms involved with real numbers
This document provides instructions for performing basic mathematical operations on whole numbers, decimals, and fractions. It explains how to add, subtract, multiply, and divide whole numbers by aligning numbers and carrying or borrowing digits. It also demonstrates how to perform the same operations on decimals by lining up decimal points and on fractions by finding common denominators. Sample word problems are provided after each operation for practice.
Whiz Kid 4th Grade Math
This document provides an overview of grade 4 math topics including mental math, order of operations, word problems, and relevant Massachusetts frameworks. It contains examples of multiplication and division problems to solve mentally as well as multi-step word problems involving the four basic operations. The frameworks reference standards related to selecting the appropriate operation to solve problems, accurately performing multi-digit calculations, and using the four operations to solve word problems involving comparison or multiple steps.
15minute-math-decimals.ppt
This presentation reviews math skills that can be learned in 15 minute lessons to help with everyday math problems. Each lesson takes 15 minutes and there are 20 lessons total that cover decimals, fractions, percentages, integers, algebra, and order of operations. Completing all the lessons would take under 3 weeks. The lessons make the math concepts easier to understand and apply through examples and practice problems.
15minute-math-decimals.ppt
This presentation reviews math skills to help with everyday problems. Each of the 15 minute lessons covers a different math topic like decimals, fractions, percentages, integers, algebra, and order of operations. Completing all the lessons in under 3 weeks allows a review of the entire TABE Computation Math sections. The professor provides hints to make working math problems faster and easier.
15minute-math-decimals.ppt
This presentation reviews math skills that can be learned in 15 minute lessons to help with everyday math problems. Each lesson takes 15 minutes and there are 20 lessons total that cover topics like decimals, fractions, percentages, integers, algebra, and order of operations. Completing all the lessons would take under 3 weeks. The lessons include examples, explanations, and practice problems to help learn and reinforce the concepts in a short period of time.
decimals.ppt
This presentation reviews math skills to help with everyday problems. Each of the 15 minute lessons covers a different math topic like decimals, fractions, percentages, and more. Completing all the lessons in under 3 weeks allows a review of the entire TABE Computation Math sections. The lessons provide examples and practice problems with step-by-step explanations to help master skills like adding, subtracting, multiplying and dividing decimals.
Math module 2 lesson 8
This document provides lesson plans and materials for teaching students to solve one-step word problems involving metric weights and volumes. The lesson includes fluency practice dividing grams and kilograms, determining appropriate units of measure, and group counting. The concept development has students solve word problems using addition, subtraction, multiplication and division of metric units, drawing on simplifying strategies like rounding and using place value. Formative assessments include a problem set and student debrief.
Multiplying 3-digit numbers by 2-digit numbers
This document provides a lesson on multiplying 3-digit numbers by 2-digit numbers. It begins with a review of multiplication and then demonstrates multiplying without and with regrouping using short methods and lattice methods. Examples and exercises are provided for students to practice. Key skills learned are multiplying 3-digit and 2-digit numbers in various ways including short and lattice methods.
Module 3 Lesson 21
This document provides an overview of a math lesson on multiplying and dividing multiples of 10. The lesson includes fluency practice problems involving group counting and writing number sentences. During the concept development, students will play a multiplication flashcard game and solve word problems using tape diagrams and equations. They will also complete a problem set and exit ticket to assess their understanding.
Math Gr4 Ch8
This document outlines lessons from a mathematics textbook on multiplying multi-digit numbers by two-digit numbers. It includes 7 lessons that cover multiplying by tens and hundreds, estimating products, using different problem-solving strategies like acting it out, standard algorithms for multiplying two-digit and three-digit numbers by two-digit numbers, and choosing the best strategy for a given problem. Examples and practice problems are provided for each lesson.
MATH 6-Q1-WEEK_5.pptx
The document provides instructions for learners on how to multiply decimals and mixed decimals with factors up to two decimal places. It includes examples of multiplying decimals and mixed decimals, as well as explanations of where to place the decimal point in products. Learners are expected to be able to multiply decimals and mixed decimals with factors of up to two decimal places at the end of the lesson.
Math chapter 8
This document provides vocabulary definitions and examples for key terms in decimals, including:
- Associative property of addition - Changing the grouping of addends does not change the sum.
- Benchmark - A familiar number used as a reference point, such as 0, 0.25, 0.5, 0.75, 1.
- Commutative property of addition - Changing the order of addends does not change the sum.
- Estimate - To find a number close to an exact number.
- Tenth - One of ten equal parts (e.g. dimes).
- Hundredth - One of one hundred equal parts (e.g. pennies).
-
15minute-math-decimals2.ppt
This document provides an overview of a 15 Minute Math program that teaches various math skills through short lessons. It consists of 20 lessons covering topics like decimals, fractions, percentages, integers, algebra, and order of operations. Each lesson takes approximately 15 minutes to complete. The document includes examples of problems and step-by-step solutions for lessons on decimal addition, subtraction, multiplication, and division. It encourages finding an extra 15 minutes in one's day to work through the lessons.
Module 3 lesson 15
This document provides lesson plans and materials for a math lesson on multiplying and dividing by 9. The lesson includes:
- Skipping counting by 9s to solve multiplication problems like 6 x 9 and 9 x 9
- Practicing multiplying single digit numbers by 9
- Grouping numbers by 6s, 7s, and 8s up to certain multiples of 10
- Using division to solve problems like 18 ÷ 9 and interpreting remainders
- Modeling and writing equations for word problems that involve multiplying or dividing unknown quantities by 9.
Similar to Math module 2 lesson 19 (20)
More from NRWEG3
Module 7 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms.
Module 6 videos
This document discusses collecting and displaying data. It likely covers the process of gathering information from various sources and organizing it in a way that allows for visual presentation and analysis. The overall goal is to acquire data, structure it, and present it visually so it can be easily understood and explored.
Module 5 videos
Fractions can be represented as numbers on the number line. On the number line, fractions are placed between whole numbers based on their value. Students will learn how to compare and order fractions by looking at their placement on the number line.
Module 4 videos
Multiplication and area are related concepts in mathematics. To find the area of a rectangle, you multiply the length by the width. Similarly, to find the area of other shapes, you use the appropriate formula that involves multiplication.
Module 3 videos
This document discusses multiplication and division concepts involving numbers 0-9 and multiples of 10. Key ideas covered include multiplying or dividing single-digit numbers by powers of ten, multiplying multiples of ten, and dividing multiples of ten. Strategies are provided for determining products and quotients efficiently without complex calculations.
Module 2 videos
Place value and problem solving with units of measure are the topics covered in Module 2. This module teaches students about the value of digits based on their place in a number as well as how to solve problems that involve converting between different units of measurement. Students will learn key concepts around place value and measurement that are building blocks for more advanced math topics.
Module 6 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms.
Module 5 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise boosts blood flow and levels of neurotransmitters and endorphins which elevate and stabilize mood.
Module 4 answer key for homework
The document discusses the benefits of meditation for reducing stress and anxiety. Regular meditation practice can help calm the mind and body by lowering heart rate and blood pressure. Studies have shown that meditating for just 10-20 minutes per day can have significant positive impacts on both mental and physical health over time.
Module 3 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help protect against developing mental illness and improve symptoms for those who already have a condition.
Module 2 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms for those who already suffer from conditions like depression and anxiety.
Module 1 answer key for homework
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms.
Module 1 videos
This document describes module 1 videos that cover properties of multiplication and division, as well as solving problems using units of 2-5 and 10. Students will learn key rules and concepts for working with these operations and applying them to word problems involving common measurement units. The goal is for learners to build fluency in calculating with different number types and sets.
Module 5, Lesson 30
This document provides the lesson plan and materials for a math lesson on partitioning fractions on a number line. The lesson introduces a method for precisely partitioning any unit fraction on a number line using only lined paper, without a ruler. Students practice skip-counting by nines and comparing fractions. They then learn steps to draw a number line on lined paper and use the lines to extend partitions across a strip to thirds without a ruler. A problem set, debrief, and exit ticket assess student understanding.
Module 5 Lesson 29
This document provides lesson plans for teaching students to compare fractions with the same numerator using models and symbols like <, >, or =. The lesson plans include activities where students:
1) Compare fractions like 2/3 and 2/6 using tape diagrams and identify the larger fraction.
2) Shade fractions like 4/6 and 4/12 in rectangles partitioned into sixths and twelfths to compare size.
3) Use number lines partitioned into different units like eighths and tenths to compare fractions and write number sentences with comparison symbols.
The lesson concludes with a problem set, student debrief, and exit ticket to assess learning. Homework on comparing fractions is assigned.
Module 5, Lesson 28
This document provides an overview of a lesson on comparing fractions with the same numerator pictorially. The lesson includes fluency practice recognizing equal fractions, an application problem, and a concept development where students draw and compare pizzas partitioned into fourths and eighths. Students work in pairs to draw and compare fractions using the same whole and number of parts. The lesson concludes with a problem set, debrief, and exit ticket to assess understanding.
Module 5, Lesson 26
1) The document provides instructions and content for a mathematics lesson on decomposing whole number fractions greater than 1 using equivalence with models like number bonds and number lines.
2) As an example, students are asked to represent 4/3 + 2/3 hours on a number bond and number line using thirds.
3) The lesson explains how to show the equivalence of different models like number bonds on a number line partitioned into fourths to demonstrate the relationship between representations.
Module 5 lesson 25
This document provides an overview of a math lesson on equivalent fractions. The lesson objectives are to express whole number fractions on a number line when the unit interval is 1. The lesson will include expressing whole numbers as fractions, an application problem, and a concept development activity where students partition rectangles into thirds, halves, and wholes and represent these as fractions on a number line. Students will work in pairs to label models and discuss how to write fractions when the whole is partitioned into copies of 1.
Module 5, Lesson 24
This document provides an overview of a lesson plan on fractions as numbers on a number line. The lesson includes fluency practice with adding by 7 and writing equivalent fractions. During the concept development, students will use fraction pieces and number bonds to explore how different units can represent equivalent fractions at 0, 1/2, 1 on a number line. They will recognize that fractions with different units but the same value are equivalent. The lesson concludes with a problem set, debrief, and exit ticket to assess student understanding.
Module 5 Lesson 22
1) The document provides guidance for teaching a lesson on generating equivalent fractions using visual models and the number line.
2) It includes examples of fraction strips that can be used to demonstrate how doubling the top and bottom numbers of a fraction results in an equivalent fraction.
3) Activities include having students find and explain equivalent fractions using fraction strips, noticing relationships between equivalent fractions like 2/3 and 4/6, and using models and the number line to prove fractions are equivalent.
More from NRWEG3 (20)
Recently uploaded
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...Dr. Vinod Kumar Kanvaria
Exploiting Artificial Intelligence for Empowering Researchers and Faculty,
International FDP on Fundamentals of Research in Social Sciences
at Integral University, Lucknow, 06.06.2024
By Dr. Vinod Kumar KanvariaPengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptxMohd Adib Abd Muin, Senior Lecturer at Universiti Utara Malaysia
This slide is special for master students (MIBS & MIFB) in UUM. Also useful for readers who are interested in the topic of contemporary Islamic banking.
The Diamonds of 2023-2024 in the IGRA collection
A review of the growth of the Israel Genealogy Research Association Database Collection for the last 12 months. Our collection is now passed the 3 million mark and still growing. See which archives have contributed the most. See the different types of records we have, and which years have had records added. You can also see what we have for the future.
Leveraging Generative AI to Drive Nonprofit Innovation
In this webinar, participants learned how to utilize Generative AI to streamline operations and elevate member engagement. Amazon Web Service experts provided a customer specific use cases and dived into low/no-code tools that are quick and easy to deploy through Amazon Web Service (AWS.)
PCOS corelations and management through Ayurveda.
This presentation includes basic of PCOS their pathology and treatment and also Ayurveda correlation of PCOS and Ayurvedic line of treatment mentioned in classics.
How to Add Chatter in the odoo 17 ERP Module
In Odoo, the chatter is like a chat tool that helps you work together on records. You can leave notes and track things, making it easier to talk with your team and partners. Inside chatter, all communication history, activity, and changes will be displayed.
How to deliver Powerpoint Presentations.pptx
"How to make and deliver dynamic presentations by making it more interactive to captivate your audience attention"
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
core of India. Mirzapur, with its varied terrains and abundant biodiversity, offers an optimal
environment for investigating the changes in vegetation cover dynamics. Our study utilizes
advanced technologies such as GIS (Geographic Information Systems) and Remote sensing to
analyze the transformations that have taken place over the course of a decade.
The complex relationship between human activities and the environment has been the focus
of extensive research and worry. As the global community grapples with swift urbanization,
population expansion, and economic progress, the effects on natural ecosystems are becoming
more evident. A crucial element of this impact is the alteration of vegetation cover, which plays a
significant role in maintaining the ecological equilibrium of our planet.Land serves as the foundation for all human activities and provides the necessary materials for
these activities. As the most crucial natural resource, its utilization by humans results in different
'Land uses,' which are determined by both human activities and the physical characteristics of the
land.
The utilization of land is impacted by human needs and environmental factors. In countries
like India, rapid population growth and the emphasis on extensive resource exploitation can lead
to significant land degradation, adversely affecting the region's land cover.
Therefore, human intervention has significantly influenced land use patterns over many
centuries, evolving its structure over time and space. In the present era, these changes have
accelerated due to factors such as agriculture and urbanization. Information regarding land use and
cover is essential for various planning and management tasks related to the Earth's surface,
providing crucial environmental data for scientific, resource management, policy purposes, and
diverse human activities.
Accurate understanding of land use and cover is imperative for the development planning
of any area. Consequently, a wide range of professionals, including earth system scientists, land
and water managers, and urban planners, are interested in obtaining data on land use and cover
changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
these patterns indicate shifts in economic and social conditions. Monitoring such changes with the
help of Advanced technologies like Remote Sensing and Geographic Information Systems is
crucial for coordinated efforts across different administrative levels. Advanced technologies like
Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
structure of plant communities across different temporal and spatial scales. These changes can
occur natural.
Walmart Business+ and Spark Good for Nonprofits.pdf
"Learn about all the ways Walmart supports nonprofit organizations.
You will hear from Liz Willett, the Head of Nonprofits, and hear about what Walmart is doing to help nonprofits, including Walmart Business and Spark Good. Walmart Business+ is a new offer for nonprofits that offers discounts and also streamlines nonprofits order and expense tracking, saving time and money.
The webinar may also give some examples on how nonprofits can best leverage Walmart Business+.
The event will cover the following::
Walmart Business + (https://business.walmart.com/plus) is a new shopping experience for nonprofits, schools, and local business customers that connects an exclusive online shopping experience to stores. Benefits include free delivery and shipping, a 'Spend Analytics” feature, special discounts, deals and tax-exempt shopping.
Special TechSoup offer for a free 180 days membership, and up to $150 in discounts on eligible orders.
Spark Good (walmart.com/sparkgood) is a charitable platform that enables nonprofits to receive donations directly from customers and associates.
Answers about how you can do more with Walmart!"
BBR 2024 Summer Sessions Interview Training
Qualitative research interview training by Professor Katrina Pritchard and Dr Helen Williams
How to Manage Your Lost Opportunities in Odoo 17 CRM
Odoo 17 CRM allows us to track why we lose sales opportunities with "Lost Reasons." This helps analyze our sales process and identify areas for improvement. Here's how to configure lost reasons in Odoo 17 CRM
Reimagining Your Library Space: How to Increase the Vibes in Your Library No ...
Librarians are leading the way in creating future-ready citizens – now we need to update our spaces to match. In this session, attendees will get inspiration for transforming their library spaces. You’ll learn how to survey students and patrons, create a focus group, and use design thinking to brainstorm ideas for your space. We’ll discuss budget friendly ways to change your space as well as how to find funding. No matter where you’re at, you’ll find ideas for reimagining your space in this session.
Advanced Java[Extra Concepts, Not Difficult].docx
This is part 2 of my Java Learning Journey. This contains Hashing, ArrayList, LinkedList, Date and Time Classes, Calendar Class and more.
Recently uploaded (20)
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
Leveraging Generative AI to Drive Nonprofit Innovation
Leveraging Generative AI to Drive Nonprofit Innovation
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
Walmart Business+ and Spark Good for Nonprofits.pdf
Walmart Business+ and Spark Good for Nonprofits.pdf
Digital Artefact 1 - Tiny Home Environmental Design
Digital Artefact 1 - Tiny Home Environmental Design
How to Manage Your Lost Opportunities in Odoo 17 CRM
How to Manage Your Lost Opportunities in Odoo 17 CRM
Liberal Approach to the Study of Indian Politics.pdf
Liberal Approach to the Study of Indian Politics.pdf
Reimagining Your Library Space: How to Increase the Vibes in Your Library No ...
Reimagining Your Library Space: How to Increase the Vibes in Your Library No ...
Math module 2 lesson 19
- 1. Place Value and Problem Solving with Units of Measure Topic E: Two- and Three-Digit Measurement Subtraction Using the Standard Algorithm Module 2: Lesson 19 Objective: Decompose twice to subtract measurements including three-digit minuends with zeros in the tens and ones places.
- 2. Fluency Practice (12 minutes) Subtract mentally (4 Minutes) Say the number sentence in units of one. 10 – 5 = ____ Yes! 10 ones – 5 ones = 5 ones. 12 – 5 = ____ 42 – 5 = ____
- 3. Fluency Practice (12 minutes) Subtract mentally (4 Minutes) Now say the number sentence in the units of ten. 100 – 50 = ____ Yes! 10 tens – 5 tens = 5 tens 120 – 50 = ____ 420 – 50 = ____
- 4. Fluency Practice (12 minutes) Use Subtraction Algorithm with Various Units (4 minutes) Write 80 L – 26 L = ____ on your boards and solve it using the standard algorithm. Continue with the following possible sequence: 380 L – 26 L and 380 L – 126 L; 908 g – 25 g and 908 g – 425 g; 419 cm – 32 cm and 419 cm – 232 cm.
- 5. Fluency Practice (12 minutes) Round Three- and Four-Digit Numbers (4 min.) 253 ≈ _____. What is 253 rounded to the nearest hundred? (Draw a vertical number line to help you, marking and labeling the endpoints and the halfway point, and plotting 253 on the line.) Now try rounding the following to the nearest hundred: 1253, 735, 1735, 850, 1850, 952, 1371, and 1450.
- 6. Application Problem (5 minutes) Read – Draw - Write Jolene brings an apple and an orange with her to school. The weight of both pieces of fruit together is 417 grams. The apple weighs 223 grams. What is the weight of Jolene’s orange? Model this problem with a tape diagram and solve.
- 8. Concept Development (33 minutes) Part 1: Decompose twice using the standard algorithm for subtraction. In the Application Problem, Jolene’s apple weighs 223 grams and her orange weighs 194 grams. What does the question mark in these tape diagrams represent? Tell a partner what equation you can use to find out how much heavier the apple is than the orange. Write the equation vertically on your board.
- 9. Concept Development (33 minutes) Part 1: Decompose twice using the standard algorithm for subtraction. Before we subtract, what needs to be done? That’s right! We need to see if any tens or hundreds need to be unbundled. Do we have enough ones to subtract? How about in the tens place? Unbundle or change the ten. How many tens and ones do we have now? Now unbundle or change the hundred. How many hundreds and tens do we have now? Are we ready to subtract? OK! Solve the problem!
- 10. Concept Development (33 minutes) Part 1: Decompose twice using the standard algorithm for subtraction. How much heavier is the apple than the orange? The apple is ____ grams heavier than the orange! Now try these problems! Remember to get ready to subtract by unbundling all necessary digits first. 342 cm – 55 cm; b 764 g – 485 g; 573 mL – 375 mL How are the subtraction problems we’ve solved so far different than those we solved yesterday? That’s right! Today we had to unbundle twice!
- 11. Concept Development (33 minutes) Part 2: Use the standard algorithm to subtract three-digit numbers with zeros in various positions. Kerrin has 703 milliliters of water in a pitcher. She pours some water out. Now, 124 milliliters are left in the pitcher. How much water did Kerrin pour out? Solve this problem using the subtraction algorithm. 703 mL What needs to be done first? -124 mL That’s right, we need to unbundle a ten. What digit is in the tens place on top? Can we unbundle 0 tens? Where can we get tens?
- 12. Concept Development (33 minutes) Part 2: Use the standard algorithm to subtract three-digit numbers with zeros in various positions. That’s right! We can change 1 hundred into 10 tens! Change the hundred into tens on your board. How many hundreds and tens does the top number have now? Why aren’t we ready to subtract yet? That’s right! We still have to change 1 ten for 10 ones. Finish unbundling on your board and complete the subtraction.
- 13. How many milliliters of water did Kerrin pour out? She poured out _____ milliliters of water! Now try these problems! Remember to get ready to subtract by unbundling all necessary digits first. 703 cm – 37 cm 700 mL – 356 mL 500 g – 467 g Concept Development (33 minutes) Part 2: Use the standard algorithm to subtract three-digit numbers with zeros in various positions.
- 14. Problem Set (10 minutes) You have 10 minutes to complete the problem set pages. Do your personal best, remember to use RDW, and show your work! Debrief (10 minutes) Let’s review your solutions for the Problem Set.
- 15. Exit Ticket (3 minutes) This is where you are going to show that you understand what we learned today! Are you ready for the next lesson?!
- 16. Homework 3-2 Lesson 19 Homework Is Due Tomorrow!