The document contains a review of math chapter 1 concepts including: 1) Expressions are written to represent word problems such as the number of baseball players on a bench. 2) Properties of addition and equations are solved using properties like commutative, associative, identity, and grouping. 3) Rules are found from patterns in tables and used to write and solve equations for missing numbers. 4) Equations are balanced by determining the equivalent value of coins on both sides of the equal sign.

1. Chapter 4 Review 4-3 Expressions Properties Equations ( Balance Equations) Find a Rule Math Chapter 1

2. Write an expression. 1. Six baseball players sat on the bench. One got up to bat and some more sat down. (6 - 1 ) + A Math Chapter 1

3. Solve: 12 - ( 8 + 2 ) 12 - 10 = 2 Math Chapter 1

4. Addition Properties: Tell what property is used. 13 + 4 = 4 + 13 Commutative or Order Property Math Chapter 1

5. Addition Properties: Tell what property is used. (14 + 25)+45= 14 + (25+45) Associative Or Grouping Property Math Chapter 1

6. Addition Properties: Tell what property is used. 76 + 0 = 76 or 0 + 76 = 76 Identity Property or Zero Property Math Chapter 1

7. Equations: Solve 6 + M = 10 m is ? M is 4 Math Chapter 1

8. Equations: Solve 12 + W =14 w is? W is 2 Math Chapter 1

9. Equations: Solve 20 - C = 11 c is? 9 Math Chapter 1

10. Write an equation: Jeff has 10 baseball cards. He gave some away. Now he has 3. 10 - A = 3 Math Chapter 1

11. Find a rule, write an equation, missing number is? (x) IN (y) OUT 32 25 56 49 71 64 80 73 85 ? Rule is subtract 7 Equation is x -7 = y Missing number is 78 Math Chapter 1

12. Find a rule, write an equation, missing number is? IN (c) 8 10 25 50 100 OUT(X) 16 18 33 58 ????? Rule is add 8 Equation is C + 8 = x Missing number is 108 Math Chapter 1

13. Balance the equation: 2 Dimes + 2 nickels = _____ quarters + 5 pennies. 1 quarter Math Chapter 1

14. Are the equations true yes or no 2 quarters = 3 dimes + 1 nickel + 5 pennies 3 dimes + 3 nickels = 2 quarters + 2 nickels 50 does not equal 40 NO 45 does not equal 60 NO Math Chapter 1

15. Question here Answer here Math Chapter 1