1. Review Game
In your groups of 3 you will work out the problems together and then write your answer on the whiteboard. When asked you will raise your whiteboard with your answer and then the team with the most points in the end gets a prize 

2. Is 23,742 divisible by 9?

3. Is 23,742 divisible by 9? YES
= Since 9 goes into 18 then 9 also divides evenly into 23,742

4. Is 4,854 divisible by 6?

5. Is 4,854 divisible by 6? YES
Since 4,854 is divisible by 2 because it is even and 3 because = 21 and 3 divides evenly into 21

6. Give me TWO prime numbers.

7. Example of answers are:

8. Simplify
30 ÷ 5(2)

9. Must do DIVISION first because it comes first left to right
30 ÷ 5(2)
6 (2) 12

10. 24 – (3 + 7)

11. You must do what is inside the ( ) first
24 – (3 + 7)
24 – 10 14

12. 12 – 5 + 3

13. You must do subtraction first because it comes first left to right
12 – 5 + 3 10

14. 4(20 – 16) ÷ 2

15. You must do ( ) first then multiplication because it comes first left to right
4(20 – 16) ÷ 2
4(4) ÷ 2
16 ÷ 2 8

16. 32 ÷ (12 – 4) + 2

17. You must do ( ) then division
32 ÷ (12 – 4) + 2
32 ÷ 8 + 2
4 + 2 6

18. (40 – 25) ÷ 3

19. Must do ( ) first
(40 – 25) ÷ 3
15 ÷ 3 5

20. 8 + 3 – 5 • 2

21. You must do multiplication first
8 + 3 – 5 • 2
8 + 3 – 10
11 – 10 1

22. 24 ÷(13 – 5) + 9•3 - 4

23. 24 ÷(13 – 5) + 9•3 - 4 26

24. 24 ÷ 8 • 2 ÷ 3 • 4

25. 24 ÷ 8 • 2 ÷ 3 • 4 8

26. For homework:
Study #17 Practice Test with correct answers
Study this powerpoint
Both will be posted on my website
YOUR TEST IS TOMORROW 