1. Equations, Properties and Inequalities Review Unit 6 6 th Grade Math

2. Rules for review Use a white board (or piece of paper ) to work out the problems and display your answer Show work when required Circle your answer Each slide will have one question followed by the answer Let’s begin!!

3. Which of the following equations represents the Associative Property of Multiplication? a.3 * 29 = 29 * 3 b.29 * 1 = 29 c.(3 * 29) * 8 = 3 * (29 * 8)

4. Which of the following equations represents the Associative Property of Multiplication? a.3 * 29 = 29 * 3 b.29 * 1 = 29 c.(3 * 29) * 8 = 3 * (29 * 8)

5. Which of the following equations represents the Additive Inverse Property? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

6. Which of the following equations represents the Additive Inverse Property? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

7. Which of the following equations represents the Multiplicative Identify Property? a.45 * 0 = 0 b.45 * 2 = 2 * 45 c.45 * 1 = 45

8. Which of the following equations represents the Multiplicative Identify Property? a.45 * 0 = 0 b.45 * 2 = 2 * 45 c.45 * 1 = 45

9. Which of the following equations represents the Additive Identify Property? a.35 + 0 = 35 b.35 + (-35) = 0 c.35 + 18 = 18 + 35

10. Which of the following equations represents the Additive Identify Property? a.35 + 0 = 35 b.35 + (-35) = 0 c.35 + 18 = 18 + 35

11. Which of the following equations represents the Associate Property of Addition? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

12. Which of the following equations represents the Associate Property of Addition? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

13. Which of the following equations represents the Commutative Property of Multiplication? a.(5 * 7) * 3 = 5 * (7 * 3) b.35 * 7 = 7 * 35 c.5 * 1 = 5

14. Which of the following equations represents the Commutative Property of Multiplication? a.(5 * 7) * 3 = 5 * (7 * 3) b.35 * 7 = 7 * 35 c.5 * 1 = 5

15. Which of the following equations represents the Commutative Property of Addition? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

16. Which of the following equations represents the Associate Property of Addition? a.67 + 9 = 9 + 67 b.67 + (-67) = 0 c.(67 + 9) + 18 = 67 + (9 + 18)

17. Which of the following equations represents the Multiplicative Inverse of Multiplication? a.4 * ¼ = 1 b.4 * 0 = 0 c.4 * 5 = 5 * 4

18. Which of the following equations represents the Multiplicative Inverse of Multiplication? a.4 * ¼ = 1 b.4 * 0 = 0 c.4 * 5 = 5 * 4

19. What is the difference between using an open circle and closed circle when graphing and inequality.

20. The open circle is used when graphing with a, and and indicates the set of numbers will NOT include that number and the closed circle is used when graphing with, and will include that number.

21. Write out the inequality that represents the graph. Use x as the variable.

22. x -2

23. Write out the inequality that represents the graph. Use x as the variable.

24. x < -1

25. Solve the following equation 78 = x + 13

26. Solve the following equation 78 = x + 13 -13 - 13 65 = x x = 65

27. Solve the following equation 78 = x + 13

28. Solve the following equation y – 14 = 25 +14 +14 y = 39

29. Solve the following equation 7y = 63

30. Solve the following equation 7y = 63 77 y = 9

31. Solve the following equation 5 y = 7

32. 5 y * 7 5 5 = * y = 35

33. 7x + 6y - 3 = 68 Is the following math statement an expression, equation or inequality?

34. 7x + 6y - 3 = 68 It is an equation because it has an = sign

35. 7x + 6y - 3 Is the following math statement an expression, equation or inequality?

36. 4x + 7y - 25 It is an expression because it does NOT have an = sign or sign.

37. 3x + 5 - 2y What is the constant in the expression above?

38. 3x + 5 - 2y The constant is

39. 3x + 5 What is the variable in the expression above?

40. 3 x + 5 The variable is

41. 3x + 5 What is the coefficient in the expression above?

42. 3 x + 5 The coefficient is

43. 3x + 5 What is the constant in the expression above?

44. 3 x + 5 The constant is