1. Name The Property! Do not depend on this as your only form of review…not all information is contained in the slide show!

2. 20+ 4=24 4+ 20=24

3. 6 X 1 = 6 Identity property of one

4. 9 x 0 = 0

5. The reciprocal of -3 is-1/3

6. a + (-a) = 0

7. 4 + 0 = 4

8. 4 × 1 = 4

9. 3(20+5) =75 Distributive Property

10. (9 x 8) x 3 = 9 x (8 x 3)

11. (3 + 4) + 2 = 9 3 + (4 + 2) = 9

12. 10(5 ) 5(10)

13. 20+ 4=24 4+ 20 = 24

14. 9 X 1 = 9

15. a x 0 = 0

16. The reciprocal of 1/5 is 5 Inverse Property of Addition and Multiplication

17. - 11 + 0 = - 11 S-waves

18. 5(30-5) =125 (5*30) - (5*5) = 125

19. (4 x 5) x 2 = 4 x (5 x 2)

20. 90+6=96 6+90 = 96