1. Least Common Multiple

2. Product
The answer to a multiplication problem.
6 X 6 = 36

3. What is the product?
7 X 8 = 56

4. Some multiples of 6 6, 12, 18, 24, 30, 36, 42 Multiple
The product of a whole number multiplied times any other whole number.
Some multiples of 6
6, 12, 18, 24, 30, 36, 42

5. Name some multiples of 5
5, 10, 15, 20, 25, 30, 35

6. Name some multiples of 7
7, 14, 21, 28, 35, 42, 49

7. Name some multiples of 4
4, 8, 12, 16, 20, 24, 28

8. Name some multiples of 9
9, 18, 27, 36, 45, 54, 63

9. 12/1/11 Get out your homework. Bellringer:
Divide WITHOUT A CALCULATOR!
35÷7
-81 ÷ -9
32 ÷ -8

10. Homework Answers

11. Some multiples of 3 & 6 6, 12, 18, 24, 30, 36, 42 Common Multiple
A number that is a multiple of two or more numbers.
Some multiples of 3 & 6
6, 12, 18, 24, 30, 36, 42

12. What are some Common Multiples for 2 & 8?
8, 16, 24, 32, 40, 48, 56

13. What are some Common Multiples for 4 & 6?
12, 24, 36, 48, 56, 60

14. What are some Common Multiples for 3 & 7?
21, 42, 63

15. What are some Common Multiples for 5 & 10?
10, 20, 30, 40, 50, 60

16. Least Common Multiple
The smallest common multiple of a set of two or more numbers.
5 = 5, 10, 15, 20, 25, 30
6 = 6, 12, 18, 24, 30, 36

17. What is the Least Common Multiple of 3 & 8
3 = 3, 6, 9, 12, 15, 21, 24
8 = 8, 16, 24, 32, 40, 48

18. What is the Least Common Multiple of 4 & 8
4 = 4, 8, 12, 16, 20, 24
8 = 8, 16, 24, 32, 40, 48

19. What is the Least Common Multiple of 6 & 8
6 = 6, 12, 18, 24, 30, 36
8 = 8, 16, 24, 32, 40, 48

20. What is the Least Common Multiple of 4 & 10
4 = 4, 8, 12, 16, 20, 24
10 = 10, 20, 30, 40, 50,

21. What is the Least Common Multiple of 3 & 9
3 = 3, 6, 9, 12, 15, 21,
9 = 9, 18, 27, 36, 45, 54

22. Example:
Bob goes to the park every 3 days. Sally goes to the park every 9 days. Which days will they both be at the park?
When is the soonest they will be in the park together?

23. Worksheet

24. Icky Factor Video

25. 12/2/11 Test Today! Turn in your GCF and LCM worksheets!
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