This document appears to be notes from a math class discussing decimals and multiplying decimals. It includes: 1) A warm up on writing decimals in standard form. 2) Notes on multiplying decimals by breaking them into place values and adding the decimal places. Examples are shown such as 0.5 * 0.2 = 0.10. 3) A section on evaluating expressions by substituting values for variables and performing the given operations, with examples such as for x = 4, 3 + x = 7 and 12 ÷ x = 3. 4) An activity for students to answer questions in groups and complete homework.

2. Please write down the homework

3. Please complete the Warm UpWarm UP Write each decimal in standard form 1. 2 and 25 hundreths 2. five tenths

4. Corny Joke of the Day Why did the forgetful student never make it through Medical school? Because he couldn’t remember the order of operations

5. Attention Attention! Test #2 Thursday!!!!!!!!!!!

6. Candy Winners Survivor

7. Quiz Table of Contents Date: 8/29 Section: 3.3 Title: Decimal Quiz Page:

8. Answers 6 point a piece Hundreths Ten thousandths ones Tenths 16.07, 16.6, 16.67 1.09,1.19,1.9,1.901 11.8 9.44

9. Answers 6 point a piece 9. 33.83 x 1.98 10.5 ÷ 3.42 11 3.3 5.7 31 15.4 was Dawn’s total score

10. Mutliplying Decimals

11. Table of Contents Date: 8/29 Section: 3.5 Title: Multiplying Decimals Page:

12. Welcome To….

13. Your Mission…. To find out how much each plant will grow in 1 week

14. First Part Multiplying a decimal by a decimal

15. Recipe Write your decimals vertically Multiply your two numbers Add up the decimal places to the right of each number. Answer to step 3 is the amount of places you move your decimal to the left.

16. Multiply, Then place the decimal point. 1 decimal place + 1 decimal place 2 decimal places Just Watch Find the product. 0.5  0.2 0.5  0.2 0.10

17. You Try! a. 12.6 x 2.1 Write your decimals vertically Multiply your two numbers Add up the decimal places to the right of each number. Answer to step 3 is the amount of places you move your decimal to the left.

18. Practice makes perfect .3 x .4 1.34 x 2.5 d .07 x .8 Complete and then help others in your group!

19. Second Part Evaluating

20. What does it mean? Who can find it first….. Ready, Set, Go

21. What Ms. Evan’s found… Add to Own To find the value of a numerical or algebraic expression

22. Steps to Evaluating Substitute value given wherever you see the variable Perform the given operation(s) M = 3 3m 3 x m 3 x 3 =9

23. Evaluate each expression for x =4 3 + x 12 ÷ x 4x x-3

24. Now We’re Ready To Help the Heritage Center!

25. In Your groups…. Answer the 6 questions When done raise your hand for me to check Put both notes & Classwork in binder Start working on Homework: Worksheet p. 19