Pre alg--l87
•
0 likes•807 views
1. The document provides notes from a math lesson on scale drawings and maps. It includes an assignment to review for an upcoming test and the test date. 2. The lesson defines a map as a small representation of a larger physical region and explains that a scale drawing uses smaller units to correspond to actual measures if drawn to scale. 3. Several examples are provided of converting between units on a scale drawing and actual distances and lengths based on given scales.
Report
Share
Report
Share
Download to read offline
![Lesson 87.notebook April 24, 2014
Assignment:
1-->Test #12 Review Handout - Due Tomorrow [4/25]
2-->Test #12 - Tomorrow [4/25]](https://image.slidesharecdn.com/pre-alg-l87-140424102651-phpapp01/85/Pre-alg-l87-1-320.jpg)
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.
(7) Lesson 5.7 - Subtract Linear Expressions
To subtract two linear expressions:
1. Arrange the like terms in column form with the subtrahend expression underneath the minuend.
2. Take the additive inverse of the subtrahend expression by changing the sign of each term.
3. Add the subtrahend expression with its inverse to the minuend expression.
4. Simplify the resulting expression.
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.
Chris Anthony Area And Perimeter Project
This document discusses calculating the areas and perimeters of different shapes. It provides examples of finding the perimeter of a star with 11.5 cm sides (11.5 * 5 = 57.5 cm), the area of a rectangle with sides of 144cm by 89cm (144 * 89 = 12,816 cm^2), and the perimeter of a right triangle with sides of 25cm and 26cm (25 + 26 + √(25^2 + 26^2) = 325cm). It concludes by asking if the reader learned anything and has any additional questions.
Non Conventional Methods for Solving Equations
Writing and solving equations can be abstract and confusing for students. Learn nonconventional ways to encourage flexible thinking and develop a deeper understanding of inverse relationships, fact families, and variables representation. Walk away with three easy-to-use activities to expand students' toolkit for solving equations.
G6 m4-d-lesson 12-s
This lesson teaches students about distributing expressions. It uses examples and models to show how distributing allows equivalent expressions to be written. Students learn that distributing a term means to multiply it by each term within a grouping symbol. The lesson emphasizes using models to represent expressions and see how the distributive property maintains equivalence between factored and expanded forms.
G6 m4-d-lesson 12-t
This document provides a lesson on distributing expressions. It contains examples of expanding factored expressions using the distributive property and modeling expressions using diagrams. Students practice expanding expressions by distributing terms using models and algebra. The lesson emphasizes that expressions in factored and expanded form represent equivalent quantities and can be used interchangeably.
5 trial and improvement - lesson slides (1)
The document provides instructions on using the trial and improvement method to solve equations to a given degree of accuracy. It states that students must be able to round numbers to a specified number of decimal places, should be able to apply the trial and improvement process, and could justify solutions to exam questions. It then provides examples of equations for students to solve using the method and show their work.
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.
(7) Lesson 5.7 - Subtract Linear Expressions
To subtract two linear expressions:
1. Arrange the like terms in column form with the subtrahend expression underneath the minuend.
2. Take the additive inverse of the subtrahend expression by changing the sign of each term.
3. Add the subtrahend expression with its inverse to the minuend expression.
4. Simplify the resulting expression.
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.
Chris Anthony Area And Perimeter Project
This document discusses calculating the areas and perimeters of different shapes. It provides examples of finding the perimeter of a star with 11.5 cm sides (11.5 * 5 = 57.5 cm), the area of a rectangle with sides of 144cm by 89cm (144 * 89 = 12,816 cm^2), and the perimeter of a right triangle with sides of 25cm and 26cm (25 + 26 + √(25^2 + 26^2) = 325cm). It concludes by asking if the reader learned anything and has any additional questions.
Non Conventional Methods for Solving Equations
Writing and solving equations can be abstract and confusing for students. Learn nonconventional ways to encourage flexible thinking and develop a deeper understanding of inverse relationships, fact families, and variables representation. Walk away with three easy-to-use activities to expand students' toolkit for solving equations.
G6 m4-d-lesson 12-s
This lesson teaches students about distributing expressions. It uses examples and models to show how distributing allows equivalent expressions to be written. Students learn that distributing a term means to multiply it by each term within a grouping symbol. The lesson emphasizes using models to represent expressions and see how the distributive property maintains equivalence between factored and expanded forms.
G6 m4-d-lesson 12-t
This document provides a lesson on distributing expressions. It contains examples of expanding factored expressions using the distributive property and modeling expressions using diagrams. Students practice expanding expressions by distributing terms using models and algebra. The lesson emphasizes that expressions in factored and expanded form represent equivalent quantities and can be used interchangeably.
5 trial and improvement - lesson slides (1)
The document provides instructions on using the trial and improvement method to solve equations to a given degree of accuracy. It states that students must be able to round numbers to a specified number of decimal places, should be able to apply the trial and improvement process, and could justify solutions to exam questions. It then provides examples of equations for students to solve using the method and show their work.
(7) Lesson 7.4
This document contains information about using scale drawings and scale factors to solve geometry problems involving real-world objects and distances. It includes examples of using scale drawings of maps to find actual distances between locations by setting up proportions from the scale. It also demonstrates how to find the actual size of an object drawn on a scale drawing or model by again using proportions and scale factors. The document emphasizes that geometry helps describe real-world objects by allowing accurate representations using scale drawings and conversions between actual sizes and scaled sizes.
G6 m2-d-lesson 19-t
1) The lesson introduces Euclid's algorithm, which uses repeated long division to find the greatest common factor (GCF) of two numbers.
2) Students explore how Euclid's algorithm is based on the long division algorithm through examples. They relate finding the GCF to finding the largest square that can tile a rectangle without gaps.
3) The lesson has students practice Euclid's algorithm on number pairs from a previous lesson. They then apply it to larger numbers and area problems involving tiling with squares.
Mean median mode
The document discusses different measures of central tendency including the mean, median, mode, geometric mean, harmonic mean. It provides definitions and formulas for calculating each measure. The mean is the average calculated by adding all values and dividing by the number of values. The median is the middle value when values are arranged from lowest to highest. The mode is the value that occurs most frequently. The geometric mean uses multiplication and the harmonic mean uses reciprocals of values. Examples are provided to demonstrate calculating each measure.
Set
This document provides an introduction to sets and set theory concepts. It defines what a set is, how sets are denoted and organized, and symbols and terminology used in set theory, such as elements, subsets, unions, intersections, complements, Venn diagrams, and the counting formula. Examples are provided to illustrate concepts like subsets, disjoint sets, universal sets, and using Venn diagrams to represent relationships between sets.
G6 m5-a-lesson 2-t
This lesson teaches students how to calculate the area of a right triangle. Students discover that the area of a right triangle is equal to one-half the area of the rectangle formed by the triangle's base and height. Through cutting and pasting shapes, students derive the formula: Area = 1/2 * base * height. They then practice using this formula to solve problems involving right triangles of various dimensions. The lesson emphasizes that the area formula works because a right triangle occupies only half the space of its corresponding rectangle.
Vedic mathematics
A Vedic Maths is the name given to the ancient system of Indian Mathematics which was rediscovered from the Vedas/sutras between 1911 and 1918 by Sri Bharati Krisna Tirthaji (1884-1960).
According to his research, maths is based on 16 SUTRAS or word-formulae. These formulae describe the way the mind works naturally and are therefore a great help in directing the students to the appropriate solution. This unifying quality is very satisfying,; it makes maths easy, enjoyable and encourages innovation.
Grade 8-math-quarter-1-pacing-guide (1)22
This document provides a curriculum map for 8th grade mathematics for the first quarter. Students will develop an understanding of irrational numbers by approximating them with rational numbers. They will use square roots and cube roots to solve equations. Students will also apply the Pythagorean theorem and its converse to solve problems involving right triangles. Additionally, they will learn to solve linear equations with rational number coefficients.
G6 m4-b-lesson 5-t
Lesson 5 introduces exponents to students. Students learn that exponents represent repeated multiplication of the same factor. Key terms introduced are base, exponent or power, squared, and cubed. Students practice writing expressions in exponential, expanded, and standard form. They learn that when the exponent is 2, it is called squared, and when the exponent is 3, it is called cubed. The lesson reinforces the relationship between exponents and repeated multiplication.
Lesson 6
This document provides an overview of a mathematics lesson that teaches students to interpret division using array models. The lesson includes fluency practice with group counting and adding equal groups. Students work on an application problem involving dividing 20 children into teams of 5. They draw array models to represent different division problems, such as 15 divided by 3 equals 5 groups of 3. Students are asked to write multiplication and division sentences from the array models. The lesson concludes with students solving problems involving skip counting and relating division to the unknown factor in a multiplication equation.
General mathematics
This document provides an overview of important mathematical concepts. It begins by explaining that mathematics is an exciting subject that requires understanding fundamental concepts. The work is designed to give a comprehensive overview of important mathematical phenomena and serve as a reference. Each topic is synthesized into short, easy to read segments for an overview. Successful study strategies are outlined, including previewing topics, taking notes, reviewing figures and formulas, summarizing in your own words, and getting help before it's too late. Key areas of mathematics like arithmetic, algebra, geometry, and calculus are then defined in 1-2 sentences each.
Equations and tilings
This document discusses using systems of linear equations to solve tiling problems. It provides an example of setting up variables to represent the number of tiles covering different cells in a 3x2 grid. This results in a system of equations that can be solved to determine if the grid can be tiled. The document also introduces the concept of "homology tilings" which allow for negative numbers of tiles, representing anti-tiles, and larger integers representing multiple copies of tiles. Solving equivalent homology tiling problems is presented as an easier approach than directly solving tiling problems.
Math photography power point
The document contains 4 math word problems involving operations of subtraction, addition, multiplication, and division. It also provides hints and answers for each problem. The problems involve counting and combining sets of instruments, splitting instruments between students, and calculating the total number of instruments in groups. The document concludes with 1st grade math standards related to representing, comparing, and operating on numbers up to 100.
Divvying up the practice field: student solutions
This document summarizes a mathematical problem solving activity used in a graduate course for middle and secondary school teachers. It describes how the coach divided a rectangular grass field in half and then further divided the sections to assign practice areas to two groups. Teachers in the course were asked to solve for which group had more space in two different ways, explaining their solutions and how the methods differed. The document provides two sample solutions using different approaches like areas of shapes or coordinate geometry. It concludes by linking the activity to common core geometry standards.
8th pre alg -l80
The document provides instructions and content for Lesson 80, including:
1) An assignment of solving problems from Set 80 is due the next day.
2) A warmup section with 5 math problems to solve.
3) Descriptions of monomials, polynomials, and how to determine the degree of a term or polynomial.
4) Examples from pages 534-535 of an unknown textbook are to be completed.
Continued fraction walk
This document introduces continued fraction expansions by discussing rational approximations of real numbers using the mediant, or Farey sum, of two fractions. It describes an activity where students explore continued fractions by drawing and analyzing paths on a Farey diagram, which represents rational numbers as endpoints. The activity aims to reinforce fraction addition and introduce patterns in continued fractions that relate to operations on the path endpoints.
G6 m4-g-lesson 27-s
This document provides a lesson on solving one-step equations involving multiplication and division. It contains examples of using tape diagrams and algebraic methods to solve equations like 3x = 12 and x/4 = 6. Students are asked to solve sample equations using both tape diagrams and algebra and to write their own equations with given solutions to practice these skills. The document emphasizes using multiple methods to solve equations and check answers.
Vedic maths ppt by lakshay virmani
Vedic mathematics is a system of mental calculation based on 16 sutras or word formulas discovered in the Vedas. It was founded in 1965 to make math easier and reduce calculation times. Some key techniques include using shortcuts for multiplication where numbers are close to 100, squaring numbers by using the nearest power of 10 as a base and decreasing by the deficiency between the number and that base. The system aims to build math skills and interest while eliminating math anxiety through simplified methods. It has been implemented in curriculums in several countries globally.
Grade 5 module_1
This document provides information about a 5th grade mathematics module on place value and decimal fractions. It introduces key concepts like thousandths, hundredths, and tenths places. Students will deepen their understanding of the base-ten system and relationships between place values. The module aims to develop fluency with adding, subtracting, multiplying, and dividing decimals through hands-on models and understanding place value and properties of operations. Suggested home activities include using place value charts and operations with decimals in real-world problems.
Lesson 2 Addition & Subtraction
The document provides lesson content on addition and subtraction of whole numbers. It includes examples and explanations of key concepts like finding the sum, carrying, borrowing, properties of addition/subtraction, and word problems. Practice problems are provided at the end to solve applications using the whole number operations and problem-solving process covered in the lesson.
Math Module Sample
Here are the steps to make a frequency table for the ages at which some Filipinos drop out of school:
1. List the raw data:
18, 21, 17, 15, 34, 42, 32, 24, 28, 27, 21, 18, 17, 32, 34, 36, 37, 23, 25, 45, 22, 19, 20, 21, 19, 19, 20, 29, 30, 31, 17, 35, 25, 25, 8, 14, 7, 9, 8, 7, 17, 12, 9, 12, 12, 11, 16, 15, 14, 13, 9, 10, 10, 15, 17, 16, 16, 12,
8th pre alg -l69
1) The document contains notes from Lesson 69 which discuss direct variation and proportional relationships. It includes examples of direct variations with constants of proportionality and examples that are not direct variations.
2) The notes also define key terms like dependent variable, independent variable, and constant of proportionality. It provides instructions on how to determine if a function represents direct variation by looking at the graph intersecting the origin and being linear.
3) Examples are worked through, including one where the constant of proportionality is calculated from given values in a direct variation relationship.
7th pre alg -l89--day1
This document contains notes from a math lesson on solving systems of equations by graphing. It includes an example problem for the class to solve about two numbers whose sum is 6 and one is 10 more than the other. Students are assigned a homework on systems of equations and given sample problems to solve graphically, such as finding how much money Julie and Emily have total if their combined money is $12 and Emily has $6 more than Julie. The lesson demonstrates representing word problems as systems of equations and solving those systems by graphing the lines they define on a coordinate plane.
More Related Content
What's hot
(7) Lesson 7.4
This document contains information about using scale drawings and scale factors to solve geometry problems involving real-world objects and distances. It includes examples of using scale drawings of maps to find actual distances between locations by setting up proportions from the scale. It also demonstrates how to find the actual size of an object drawn on a scale drawing or model by again using proportions and scale factors. The document emphasizes that geometry helps describe real-world objects by allowing accurate representations using scale drawings and conversions between actual sizes and scaled sizes.
G6 m2-d-lesson 19-t
1) The lesson introduces Euclid's algorithm, which uses repeated long division to find the greatest common factor (GCF) of two numbers.
2) Students explore how Euclid's algorithm is based on the long division algorithm through examples. They relate finding the GCF to finding the largest square that can tile a rectangle without gaps.
3) The lesson has students practice Euclid's algorithm on number pairs from a previous lesson. They then apply it to larger numbers and area problems involving tiling with squares.
Mean median mode
The document discusses different measures of central tendency including the mean, median, mode, geometric mean, harmonic mean. It provides definitions and formulas for calculating each measure. The mean is the average calculated by adding all values and dividing by the number of values. The median is the middle value when values are arranged from lowest to highest. The mode is the value that occurs most frequently. The geometric mean uses multiplication and the harmonic mean uses reciprocals of values. Examples are provided to demonstrate calculating each measure.
Set
This document provides an introduction to sets and set theory concepts. It defines what a set is, how sets are denoted and organized, and symbols and terminology used in set theory, such as elements, subsets, unions, intersections, complements, Venn diagrams, and the counting formula. Examples are provided to illustrate concepts like subsets, disjoint sets, universal sets, and using Venn diagrams to represent relationships between sets.
G6 m5-a-lesson 2-t
This lesson teaches students how to calculate the area of a right triangle. Students discover that the area of a right triangle is equal to one-half the area of the rectangle formed by the triangle's base and height. Through cutting and pasting shapes, students derive the formula: Area = 1/2 * base * height. They then practice using this formula to solve problems involving right triangles of various dimensions. The lesson emphasizes that the area formula works because a right triangle occupies only half the space of its corresponding rectangle.
Vedic mathematics
A Vedic Maths is the name given to the ancient system of Indian Mathematics which was rediscovered from the Vedas/sutras between 1911 and 1918 by Sri Bharati Krisna Tirthaji (1884-1960).
According to his research, maths is based on 16 SUTRAS or word-formulae. These formulae describe the way the mind works naturally and are therefore a great help in directing the students to the appropriate solution. This unifying quality is very satisfying,; it makes maths easy, enjoyable and encourages innovation.
Grade 8-math-quarter-1-pacing-guide (1)22
This document provides a curriculum map for 8th grade mathematics for the first quarter. Students will develop an understanding of irrational numbers by approximating them with rational numbers. They will use square roots and cube roots to solve equations. Students will also apply the Pythagorean theorem and its converse to solve problems involving right triangles. Additionally, they will learn to solve linear equations with rational number coefficients.
G6 m4-b-lesson 5-t
Lesson 5 introduces exponents to students. Students learn that exponents represent repeated multiplication of the same factor. Key terms introduced are base, exponent or power, squared, and cubed. Students practice writing expressions in exponential, expanded, and standard form. They learn that when the exponent is 2, it is called squared, and when the exponent is 3, it is called cubed. The lesson reinforces the relationship between exponents and repeated multiplication.
Lesson 6
This document provides an overview of a mathematics lesson that teaches students to interpret division using array models. The lesson includes fluency practice with group counting and adding equal groups. Students work on an application problem involving dividing 20 children into teams of 5. They draw array models to represent different division problems, such as 15 divided by 3 equals 5 groups of 3. Students are asked to write multiplication and division sentences from the array models. The lesson concludes with students solving problems involving skip counting and relating division to the unknown factor in a multiplication equation.
General mathematics
This document provides an overview of important mathematical concepts. It begins by explaining that mathematics is an exciting subject that requires understanding fundamental concepts. The work is designed to give a comprehensive overview of important mathematical phenomena and serve as a reference. Each topic is synthesized into short, easy to read segments for an overview. Successful study strategies are outlined, including previewing topics, taking notes, reviewing figures and formulas, summarizing in your own words, and getting help before it's too late. Key areas of mathematics like arithmetic, algebra, geometry, and calculus are then defined in 1-2 sentences each.
Equations and tilings
This document discusses using systems of linear equations to solve tiling problems. It provides an example of setting up variables to represent the number of tiles covering different cells in a 3x2 grid. This results in a system of equations that can be solved to determine if the grid can be tiled. The document also introduces the concept of "homology tilings" which allow for negative numbers of tiles, representing anti-tiles, and larger integers representing multiple copies of tiles. Solving equivalent homology tiling problems is presented as an easier approach than directly solving tiling problems.
Math photography power point
The document contains 4 math word problems involving operations of subtraction, addition, multiplication, and division. It also provides hints and answers for each problem. The problems involve counting and combining sets of instruments, splitting instruments between students, and calculating the total number of instruments in groups. The document concludes with 1st grade math standards related to representing, comparing, and operating on numbers up to 100.
Divvying up the practice field: student solutions
This document summarizes a mathematical problem solving activity used in a graduate course for middle and secondary school teachers. It describes how the coach divided a rectangular grass field in half and then further divided the sections to assign practice areas to two groups. Teachers in the course were asked to solve for which group had more space in two different ways, explaining their solutions and how the methods differed. The document provides two sample solutions using different approaches like areas of shapes or coordinate geometry. It concludes by linking the activity to common core geometry standards.
8th pre alg -l80
The document provides instructions and content for Lesson 80, including:
1) An assignment of solving problems from Set 80 is due the next day.
2) A warmup section with 5 math problems to solve.
3) Descriptions of monomials, polynomials, and how to determine the degree of a term or polynomial.
4) Examples from pages 534-535 of an unknown textbook are to be completed.
Continued fraction walk
This document introduces continued fraction expansions by discussing rational approximations of real numbers using the mediant, or Farey sum, of two fractions. It describes an activity where students explore continued fractions by drawing and analyzing paths on a Farey diagram, which represents rational numbers as endpoints. The activity aims to reinforce fraction addition and introduce patterns in continued fractions that relate to operations on the path endpoints.
G6 m4-g-lesson 27-s
This document provides a lesson on solving one-step equations involving multiplication and division. It contains examples of using tape diagrams and algebraic methods to solve equations like 3x = 12 and x/4 = 6. Students are asked to solve sample equations using both tape diagrams and algebra and to write their own equations with given solutions to practice these skills. The document emphasizes using multiple methods to solve equations and check answers.
Vedic maths ppt by lakshay virmani
Vedic mathematics is a system of mental calculation based on 16 sutras or word formulas discovered in the Vedas. It was founded in 1965 to make math easier and reduce calculation times. Some key techniques include using shortcuts for multiplication where numbers are close to 100, squaring numbers by using the nearest power of 10 as a base and decreasing by the deficiency between the number and that base. The system aims to build math skills and interest while eliminating math anxiety through simplified methods. It has been implemented in curriculums in several countries globally.
Grade 5 module_1
This document provides information about a 5th grade mathematics module on place value and decimal fractions. It introduces key concepts like thousandths, hundredths, and tenths places. Students will deepen their understanding of the base-ten system and relationships between place values. The module aims to develop fluency with adding, subtracting, multiplying, and dividing decimals through hands-on models and understanding place value and properties of operations. Suggested home activities include using place value charts and operations with decimals in real-world problems.
Lesson 2 Addition & Subtraction
The document provides lesson content on addition and subtraction of whole numbers. It includes examples and explanations of key concepts like finding the sum, carrying, borrowing, properties of addition/subtraction, and word problems. Practice problems are provided at the end to solve applications using the whole number operations and problem-solving process covered in the lesson.
Math Module Sample
Here are the steps to make a frequency table for the ages at which some Filipinos drop out of school:
1. List the raw data:
18, 21, 17, 15, 34, 42, 32, 24, 28, 27, 21, 18, 17, 32, 34, 36, 37, 23, 25, 45, 22, 19, 20, 21, 19, 19, 20, 29, 30, 31, 17, 35, 25, 25, 8, 14, 7, 9, 8, 7, 17, 12, 9, 12, 12, 11, 16, 15, 14, 13, 9, 10, 10, 15, 17, 16, 16, 12,
What's hot (20)
Viewers also liked
8th pre alg -l69
1) The document contains notes from Lesson 69 which discuss direct variation and proportional relationships. It includes examples of direct variations with constants of proportionality and examples that are not direct variations.
2) The notes also define key terms like dependent variable, independent variable, and constant of proportionality. It provides instructions on how to determine if a function represents direct variation by looking at the graph intersecting the origin and being linear.
3) Examples are worked through, including one where the constant of proportionality is calculated from given values in a direct variation relationship.
7th pre alg -l89--day1
This document contains notes from a math lesson on solving systems of equations by graphing. It includes an example problem for the class to solve about two numbers whose sum is 6 and one is 10 more than the other. Students are assigned a homework on systems of equations and given sample problems to solve graphically, such as finding how much money Julie and Emily have total if their combined money is $12 and Emily has $6 more than Julie. The lesson demonstrates representing word problems as systems of equations and solving those systems by graphing the lines they define on a coordinate plane.
7th math c2 -l52
The document outlines lesson 52 which includes assignments due on Monday and a test on Tuesday. It provides warm-up problems involving simplifying expressions, comparing measurements, solving equations, and dividing numbers into mixed numbers and decimals. The lesson examples demonstrate order of operations and evaluating expressions with variables and given values.
7th math c2 -l40
1) The document is notes from a math lesson on November 12, 2013 about triangles. It includes warm-up exercises, definitions of different types of angles, examples, and an exercise finding missing angle measures.
2) The key points are that the sum of the interior angles of any triangle is 180 degrees. Adjacent angles and vertical angles have special relationships as do complementary angles, which sum to 90 degrees.
3) An example problem asks the student to find the measure of angles in a triangle where two angles are given as 70 and 80 degrees.
7th pre alg -l86
1. There is an assignment due tomorrow for lesson 86 evens and a test #12 coming up on Friday.
2. The warmup problems include solving an equation for y, finding a percentage of another percentage, and calculating distance traveled at a rate using full and partial tank amounts.
3. The lesson discusses volume formulas for prisms, cylinders, cones and pyramids. Sample problems include finding the volume of a rectangular prism, cylinder, cone and pyramid using given measurements.
8th alg -l0.11-0.12
This document contains a math lesson plan assigning problems from Lessons 0.11 and 0.12. It reviews key concepts like probability, tree diagrams, measures of central tendency, and measures of variation. It provides examples to calculate probability, draw tree diagrams, find the mean, median, and mode of data sets, and calculate the range, quartiles, and mean. It also includes a word problem asking what score is needed on a sixth test to achieve a specific average.
7th pre alg -l36
1. The document contains notes from a math lesson on simplifying expressions with integers and exponents.
2. It includes practice problems for students to simplify expressions involving multiplication, division, exponents, and combining like terms.
3. The lesson notes also provide rules for multiplying and dividing integers.
8th alg -explore11-2
The document contains instructions and examples for assignment problems from Alg Lab-Explore 11-2. It instructs students to complete problems 1-12 on page 677 for homework due on Monday. It provides warm-up problems finding distances and midpoints of line segments. It discusses how to read and simplify rational expressions, with examples writing verbal translations and simplifying fractions with variables. Finally, it lists two additional problems involving rational expressions for students to work through.
7th pre alg -l56
1. The document outlines a lesson plan for Lesson 56 that includes assignments, tests, and warm-up exercises. It provides the slope-intercept form equation for a line and examples of determining the equation from graphs. Test #7 can be signed for extra credit and is due on January 13, while Test #8 is scheduled for January 21.
7th math c2 -l73
The document contains notes from a math lesson. It lists assignments due on March 25th and 31st. It includes a warmup with 5 math problems. The lesson covers rules for multiplying and dividing signed numbers, with examples showing whether the answer is positive or negative depending on if the signs are the same or different. It provides 8 math problems to simplify.
8th alg -l6.1
This document contains notes from a math lesson on solving systems of linear equations and inequalities. It includes examples of solving compound inequalities and graphing systems of equations. Key points covered are: systems can have one solution, infinite solutions, or no solutions; if they have one solution they are consistent and independent; if they have infinite solutions they are dependent; if they have no solution they are inconsistent. The lesson concludes with examples of graphing different systems of equations and determining the number of solutions.
8th pre alg -l70
1) The document outlines homework assignments and lessons for a math class. It includes a warm-up with 5 math problems, information on direct variation equations, and examples from the textbook.
2) Students have a math test scheduled for this Friday and homework from lesson 70 is due tomorrow which includes warm-up problems and examples from the textbook.
3) The warm-up problems cover topics like percentages, unit conversion, solving equations, simplifying expressions, and writing equations of lines.
7th pre alg -l31
The document contains notes from a math lesson on adding and subtracting integers and collecting like terms in algebraic expressions. It provides definitions for additive inverse, algebraic term, numerical coefficient, and like terms. It gives rules for adding integers based on sign and examples of simplifying integer expressions and collecting like terms. It also includes the formulas for perimeter (P) using length (L) and width (W), and perimeter using side length (s).
7th math c2 -l80
The document contains notes from a math lesson on transformations including reflection, rotation, and translation. It assigns a set of even problems from lesson 80 to be completed for the next day and provides examples of transformations on x-y coordinate grids with letters A through D.
8th pre alg -l82
This document contains notes from a math lesson on finding the x- and y-intercepts of a linear equation written in standard form in order to graph it. It explains that to find the x-intercept, you set y to 0 and solve for x, and to find the y-intercept you set x to 0 and solve for y. This will give the coordinates of the points where the line crosses the x- and y-axes. It then provides examples of finding and graphing the intercepts of several linear equations.
8th pre alg -l30
The document contains notes from a math lesson including:
1) An assignment with investigation problems due the next day and tests signed for extra credit.
2) Warm-up problems simplifying expressions and identifying triangle types.
3) Instructions on converting fractions to decimals by dividing the numerator by the denominator.
4) Examples of writing fractions as decimals and rounding decimal numbers to the nearest thousandth.
7th math c2 -l46
1) The document provides information about an upcoming test and field trip permission slip due date. It also contains notes from a math lesson on rates, the formula for calculating distance using rate and time, and examples applying the formula.
2) The warm-up questions cover solving equations, finding the mode, calculating a mean, and expressing a fraction as a decimal.
3) The math lesson defines rates as a ratio of two measures and explains that "per" means a ratio to one. It presents the distance, rate, time formula and worked examples.
8th pre alg -l39
1. The document is notes from a math lesson on November 7th. It includes assignments due the next day, a warm-up problem set, definitions of radius, diameter and circumference, and examples to work through.
2. The warm-up problems involve simplifying expressions with integers and collecting like terms.
3. Key formulas and definitions are provided for radius, diameter, circumference and pi. The formula for circumference is given as "pi times diameter".
8th pre alg -l89--day1
This document contains notes from a math lesson on solving systems of equations by graphing. It includes an example problem for the class to solve about two numbers whose sum is 6 and one is 10 more than the other. Students are assigned a homework on systems of equations and given sample problems to solve graphically, such as finding how much money Julie and Emily have together if Emily has $6 more than Julie and their total is $12. The lesson introduces writing systems of equations and using graphing to find the point of intersection that satisfies both equations.
Viewers also liked (19)
Similar to Pre alg--l87
8th pre alg -l75
1) The document contains notes from Lesson 75 which includes assignments, warm up exercises on unit conversions and percentages, and information on finding the area of trapezoids.
2) It provides the formula for calculating the area of a trapezoid which is (b1 + b2) x h / 2, using the average of the bases multiplied by the height.
3) Examples are given to find the area of different trapezoids using the formula along with the measurements provided.
7th pre alg -l75
1) The document contains notes from Lesson 75 which includes assignments, warm up exercises on unit conversions and percentages, and information on finding the area of trapezoids.
2) It provides the formula for calculating the area of a trapezoid which is (b1 + b2) x h / 2, using the average of the bases multiplied by the height.
3) Examples are given to find the area of different trapezoids using the formula along with the measurements provided.
7th math c2 -l83
This document contains notes from a math lesson. It includes warm-up problems, instructions on how to multiply numbers in scientific notation, and examples to work through. Students are asked to complete an assignment of odd problems from Set 83 that is due the next day. The lesson also covers multiplying numbers expressed in scientific notation by keeping the exponents the same and multiplying the coefficients.
2.7 distributive property day 3
The document discusses using the distributive property to find the total area of two adjacent rooms. It provides two examples:
1) Finding the individual areas of each room and adding them together
2) Finding the total length by adding the lengths of each room and multiplying by the common width
The total area found using both methods is 8946 square feet.
2.7 distributive property day 3
The document discusses using the distributive property to evaluate expressions and find combined areas. It provides examples of using the distributive property to evaluate expressions like -2(5+12) and -4(-7-10). It also gives an example of finding the total area of two adjacent rooms by distributing the width over the sum of the lengths.
7th pre alg -l63
This document contains notes from Lesson 63 taken on January 28, 2014. It includes an assignment that is due the next day, a warm-up section with 5 math problems, notes about converting fractions to percents and vice versa, and exponents. The examples section has space for worked problems but no problems are shown.
8th alg -l11.7
1) The document contains notes from a math lesson on simplifying mixed expressions, rational expressions, and complex fractions. Assignments include lesson problems due tomorrow, a chapter test on Tuesday, and a final exam on Thursday.
2) A mixed expression contains the sum of a monomial and a rational expression. We can change it to a rational expression by finding the lowest common denominator. A complex fraction has one or more fractions in the numerator or denominator and can be simplified using division.
3) Examples are worked through for writing mixed expressions as rational expressions, and simplifying expressions involving fractions, monomials, polynomials, and rational expressions.
7th math c2 -l75
The document outlines a math lesson, including:
1) An assignment to review for Test #11 which is on Monday and includes a review handout and the test.
2) Warmup problems involving math expressions and equations.
3) A note about finding the area of complex figures by dividing them into simpler shapes and the formula for finding the area of a trapezoid.
4) Examples of finding the area of different figures using given dimensions in centimeters.
7th pre alg -l85
This document contains notes from a math lesson. It lists an assignment that is due the next day and an upcoming test. It then provides examples of math problems and formulas for finding the surface area of a cylinder. Specifically, it explains that the surface area of a cylinder equals 2 times the area of the circular bases plus the area of the lateral rectangular surface, which is the circumference of the base times the height. It provides examples to demonstrate how to use the formula and find the total surface area of cylinders with given dimensions.
8th pre alg -l85
This document contains notes from a math lesson. It lists an assignment that is due the next day and an upcoming test. It then provides examples of math problems for students to work through, including simplifying expressions, finding the perimeter of a rectangle, measuring central angles of a divided circle, and calculating the surface area of cylinders using formulas for the areas of bases and lateral surfaces. Solutions to some of the example problems are shown.
Similar to Pre alg--l87 (10)
More from jdurst65
7th math -both classes--may7
The document contains a to-do list for the day including correcting a test, checking that three timed tests are completed, arranging bus seating, collecting textbooks, and working on balls for a VBS event. It also notes an assignment to check if a test was signed and that a Frog Olympics event is taking place the next day.
8th pre alg -may7
The document outlines tasks and assignments for a teacher's work day including collecting signed tests, checking if timed tests are completed, writing a quarterly reflection, and planning an activity. It also lists assignments for students including a test review handout due the next day, the opportunity to get signed tests for extra credit, and an upcoming final exam.
8th alg -may7
The document outlines a teacher's to-do list which includes collecting signed tests, a quarterly reflection, checking student work, and planning an activity. It also assigns students an algebra final review covering several chapters and the final exam which is scheduled for the following Thursday.
7th both classes-may6
The document contains a to-do list for the day including turning in a review handout, taking test #13, and working on decorations for a VBS event. An assignment is listed to check if a test is signed and a reminder of a Frog Olympics event scheduled for the following Thursday.
8th prealg -may6
The document contains a to-do list for the day including collecting signed tests, checking if a timed test was completed, and working on a review handout for Skittles. It also lists assignments such as completing a review handout for Test #13 due on Thursday, checking if Test #12 was signed for extra credit, and taking Test #13 as the final exam on Thursday.
8th alg -may6
The document outlines tasks for the day which include collecting signed tests and providing work time for students. It also lists 4 assignments - an algebra final review covering chapters 10-11 and 7-8-9 due the next day, checking if a chapter 11 test was signed for extra credit, and noting the final exam is on Thursday.
7th -both classes--may5
The document outlines tasks and assignments for a teacher's work day, including collecting signed tests, writing a quarterly reflection, checking if a timed test was completed, and working on a review handout for Skittles. It also lists assignments due - a review handout for Test #13 due the next day, returning a signed Test #12 for extra credit, and taking Test #13 the next day, along with noting Frog Olympics will be on Thursday that week.
8th pre alg -may5
The document outlines tasks to complete for the work day including collecting signed tests, working on million dollar projects, checking if a timed test was done, and preparing for VBS balls. It also lists assignments for students to get test #12 signed for extra credit and take the final exam, test #13, on Thursday.
8th alg -may5
The teacher has tasks to collect signed tests and projects, and provide work time for students. There is an algebra final review assignment due Wednesday covering chapters 7-8-9, an optional signed chapter 11 test for extra credit, and the final exam is scheduled for Thursday.
7th bothclasses -may2
The document outlines tasks for the day which include returning graded work, doing frog origami if there is time, and assignments. Students need to get Test #12 signed for extra credit, Test #13 will be on Tuesday, and the Frog Olympics activity will take place on Thursday.
8th pre alg -may2
The document outlines tasks and assignments for a work day, including returning graded work, doing a mental math timing activity, and having work time. It also lists three assignments: a million dollar activity due Monday, the option to get a test signed for extra credit, and a final exam scheduled for Thursday.
8th alg -may2
The teacher has several tasks for the day including returning graded work, doing a mental math timing activity, and providing work time for students. There are also three assignments listed - completing a million dollar activity due Monday, signing a chapter 11 test for extra credit, and noting that the final exam will be on Thursday.
7th math c2 -may1
The document is a to-do list that includes practicing order of operations and left, right, center math problems. It also notes a timed test is due on Tuesday May 6th for assignment #13.
7th pre alg -may1
The document contains a to-do list that includes finishing left, right, and center problems, systems of equations, and possibly finishing timed tests. It also notes an upcoming test on Tuesday for assignment number 13.
8th pre alg may1
The document outlines tasks and assignments for the day including explaining a million dollar activity, finishing timed tests, and work time. It also lists two assignments - a million dollar activity due Monday and a final exam timed test scheduled for Thursday.
8th alg -may1
The document outlines tasks for the work day including explaining a million dollar activity, correcting a chapter 11 test, and having work time. It also lists two assignments - a million dollar activity due Monday and a final exam scheduled for Thursday.
7th math c2 -april30
The document outlines tasks to complete for a math class work day including mental math timings, checking an order of operations handout, completing at least two timed tests, and choosing a game for Wacky Wednesday. An upcoming test on May 6 is also noted.
7th pre alg -april30
The document contains a to-do list for the work day including collecting handouts, checking if students completed timed tests, and planning for a "Wacky Wednesday" activity time when students can choose between various games. It also notes an upcoming test assignment for the following Tuesday.
8th pre alg -april30
The document outlines tasks for the day which include returning graded work, checking if students completed two timed tests, and allowing students to choose an activity for Wacky Wednesday from a list of games. It also notes an upcoming final exam scheduled for Thursday of the following week.
8th alg -april30
The document outlines tasks for the day which include returning graded work, correcting a test, and preparing for Wacky Wednesday. It also notes that the final exam will take place on Thursday May 8th.
More from jdurst65 (20)
Recently uploaded
Bossa N’ Roll Records by Ismael Vazquez.
Bossa N Roll Records presentation by Izzy Vazquez for Music Retail and Distribution class at Full Sail University
A Free 200-Page eBook ~ Brain and Mind Exercise.pptx
(A Free eBook comprising 3 Sets of Presentation of a selection of Puzzles, Brain Teasers and Thinking Problems to exercise both the mind and the Right and Left Brain. To help keep the mind and brain fit and healthy. Good for both the young and old alike.
Answers are given for all the puzzles and problems.)
With Metta,
Bro. Oh Teik Bin 🙏🤓🤔🥰
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
Physical pharmaceutics notes for B.pharm students
Elevate Your Nonprofit's Online Presence_ A Guide to Effective SEO Strategies...
Whether you're new to SEO or looking to refine your existing strategies, this webinar will provide you with actionable insights and practical tips to elevate your nonprofit's online presence.
How to Predict Vendor Bill Product in Odoo 17
This slide will guide us through the process of predicting vendor bill products based on previous purchases from the vendor in Odoo 17.
Jemison, MacLaughlin, and Majumder "Broadening Pathways for Editors and Authors"
Jemison, MacLaughlin, and Majumder "Broadening Pathways for Editors and Authors"National Information Standards Organization (NISO)
This presentation was provided by Racquel Jemison, Ph.D., Christina MacLaughlin, Ph.D., and Paulomi Majumder. Ph.D., all of the American Chemical Society, for the second session of NISO's 2024 Training Series "DEIA in the Scholarly Landscape." Session Two: 'Expanding Pathways to Publishing Careers,' was held June 13, 2024.Accounting for Restricted Grants When and How To Record Properly
In this webinar, member learned how to stay in compliance with generally accepted accounting principles (GAAP) for restricted grants.
مصحف القراءات العشر أعد أحرف الخلاف سمير بسيوني.pdf
مصحف أحرف الخلاف للقراء العشرةأعد أحرف الخلاف بالتلوين وصلا سمير بسيوني غفر الله له
THE SACRIFICE HOW PRO-PALESTINE PROTESTS STUDENTS ARE SACRIFICING TO CHANGE T...
The recent surge in pro-Palestine student activism has prompted significant responses from universities, ranging from negotiations and divestment commitments to increased transparency about investments in companies supporting the war on Gaza. This activism has led to the cessation of student encampments but also highlighted the substantial sacrifices made by students, including academic disruptions and personal risks. The primary drivers of these protests are poor university administration, lack of transparency, and inadequate communication between officials and students. This study examines the profound emotional, psychological, and professional impacts on students engaged in pro-Palestine protests, focusing on Generation Z's (Gen-Z) activism dynamics. This paper explores the significant sacrifices made by these students and even the professors supporting the pro-Palestine movement, with a focus on recent global movements. Through an in-depth analysis of printed and electronic media, the study examines the impacts of these sacrifices on the academic and personal lives of those involved. The paper highlights examples from various universities, demonstrating student activism's long-term and short-term effects, including disciplinary actions, social backlash, and career implications. The researchers also explore the broader implications of student sacrifices. The findings reveal that these sacrifices are driven by a profound commitment to justice and human rights, and are influenced by the increasing availability of information, peer interactions, and personal convictions. The study also discusses the broader implications of this activism, comparing it to historical precedents and assessing its potential to influence policy and public opinion. The emotional and psychological toll on student activists is significant, but their sense of purpose and community support mitigates some of these challenges. However, the researchers call for acknowledging the broader Impact of these sacrifices on the future global movement of FreePalestine.
Level 3 NCEA - NZ: A Nation In the Making 1872 - 1900 SML.ppt
The History of NZ 1870-1900.
Making of a Nation.
From the NZ Wars to Liberals,
Richard Seddon, George Grey,
Social Laboratory, New Zealand,
Confiscations, Kotahitanga, Kingitanga, Parliament, Suffrage, Repudiation, Economic Change, Agriculture, Gold Mining, Timber, Flax, Sheep, Dairying,
CHUYÊN ĐỀ ÔN TẬP VÀ PHÁT TRIỂN CÂU HỎI TRONG ĐỀ MINH HỌA THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN TẬP VÀ PHÁT TRIỂN CÂU HỎI TRONG ĐỀ MINH HỌA THI TỐT NGHIỆP THPT ...Nguyen Thanh Tu Collection
https://app.box.com/s/qspvswamcohjtbvbbhjad04lg65waylfRecently uploaded (20)
A Free 200-Page eBook ~ Brain and Mind Exercise.pptx
A Free 200-Page eBook ~ Brain and Mind Exercise.pptx
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
Elevate Your Nonprofit's Online Presence_ A Guide to Effective SEO Strategies...
Elevate Your Nonprofit's Online Presence_ A Guide to Effective SEO Strategies...
Jemison, MacLaughlin, and Majumder "Broadening Pathways for Editors and Authors"
Jemison, MacLaughlin, and Majumder "Broadening Pathways for Editors and Authors"
Accounting for Restricted Grants When and How To Record Properly
Accounting for Restricted Grants When and How To Record Properly
مصحف القراءات العشر أعد أحرف الخلاف سمير بسيوني.pdf
مصحف القراءات العشر أعد أحرف الخلاف سمير بسيوني.pdf
THE SACRIFICE HOW PRO-PALESTINE PROTESTS STUDENTS ARE SACRIFICING TO CHANGE T...
THE SACRIFICE HOW PRO-PALESTINE PROTESTS STUDENTS ARE SACRIFICING TO CHANGE T...
spot a liar (Haiqa 146).pptx Technical writhing and presentation skills
spot a liar (Haiqa 146).pptx Technical writhing and presentation skills
Juneteenth Freedom Day 2024 David Douglas School District
Juneteenth Freedom Day 2024 David Douglas School District
Level 3 NCEA - NZ: A Nation In the Making 1872 - 1900 SML.ppt
Level 3 NCEA - NZ: A Nation In the Making 1872 - 1900 SML.ppt
CHUYÊN ĐỀ ÔN TẬP VÀ PHÁT TRIỂN CÂU HỎI TRONG ĐỀ MINH HỌA THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN TẬP VÀ PHÁT TRIỂN CÂU HỎI TRONG ĐỀ MINH HỌA THI TỐT NGHIỆP THPT ...
NEWSPAPERS - QUESTION 1 - REVISION POWERPOINT.pptx
NEWSPAPERS - QUESTION 1 - REVISION POWERPOINT.pptx
Pre alg--l87
- 1. Lesson 87.notebook April 24, 2014 Assignment: 1-->Test #12 Review Handout - Due Tomorrow [4/25] 2-->Test #12 - Tomorrow [4/25]
- 2. Lesson 87.notebook April 24, 2014 Lesson 87 WarmUp: 1) Simplify: 3x-1y2x3y-1 2) Expand and add like terms: x (x + 3) - 4 (x + 3) 3) Find 50% of 33 1/3% of 1.2 4) Solve: 4(x - 3) + 5 = x + 2 5) Solve: 4/5 - 3/5x = 3/5
- 3. Lesson 87.notebook April 24, 2014 Lesson 87 *A map is a small representation of a larger physical region. **If the map is drawn to scale, the smaller units on the map correspond to the actual measures
- 4. Lesson 87.notebook April 24, 2014 Examples - Lesson 87 A) Mary sketched a scale drawing of her dream garden using 1 inch to represent 2 feet. If the drawing is 8 inches long, how long will Mary's garden be? B) A map is drawn with a scale of 1 inch = 8 miles. Two towns are 2 3/4 inches apart on the map and are how many miles apart?
- 5. Lesson 87.notebook April 24, 2014 C) The scale of a drawing is 0.5 inches equals 1 foot. What would 2.5 inches equal? How would 60 feet be represented on the drawing? D) The scale of a drawing is 1 inch = 4 feet. Joe measures a section of the drawing and it is 3.25 inches. How many feet would this represent?