Multiple & Factors Worksheet-1

Multiple & Factors Worksheet-1

1. Which are the first three common multiples of 6 and 4?

A. 15, 20, 25      B. 30, 60, 90    C. 21, 28, 36     D. 12, 24, 36

2. Which option shows the first three common multiples of 3, 6 and 4?

A. 12, 24, 36      B. 12, 18, 24      C. 18, 24, 36     D. 12, 21, 24

3. Which is a multiple of 7?

A. 42                   B. 24                   C. 36                   D. 55

4. Which option shows three common multiples of 15?

A. 30, 40, 50     B. 30, 45, 60     C. 25, 35, 45      D. 32, 48, 48

5. Select the correct statement.

A. 4 is a multiple of 30.              B. 60 is a multiple of 20.

C. 50 is a multiple of 20.            D. 30 is a multiple of 7.

6. Multiples of 6 are ______.

A. 18, 21, 30      B. 15, 24, 30      C. 18, 24, 35      D. 18, 24, 30

7. Which list shows the multiples of 8?

A. 24, 40, 64     B. 24, 30, 56     C. 15, 21, 30      D. 12, 24, 32

8. Which is NOT true?

A. 63 is a multiple of 9.               B. 64 is a multiple of 4.

C. 62 is a multiple of 7.               D. 56 is a multiple of 7.

9. Write all the multiples of 7 between 40 and 100.

A. 40, 49, 55, 60, 70, 77, 84, 98

B. 49, 56, 64, 75, 84, 91, 99

C. 45, 49, 56, 63, 80, 91, 99

D. 42, 49, 56, 63, 70, 77, 84, 91, 98

10. The smallest number that is a multiple of two or more numbers is called the _____.

A. Greatest Common Factor (GCF)

B. Least Common Multiple (LCM)

C. Least Common Number (LCN)

D. Prime Number

 Answer Key: 

(1)-D; (2)-A; (3)-A; (4)-B; (5)-B; (6)-D; (7)-A; (8)-C; (9)-D; (10)-B