Factors, Multiples, and Prime/Composite

Multiples

100

Name the first five multiples of 10.

10, 20, 30, 40, 50?

200

Name the first five multiples of 3.

3, 6, 9, 12, 15.

300

Name the first five multiples of 7.

7, 14, 21, 28, 35

400

Name the first five multiples of 25.

25, 50, 75, 100, 125

500

Name the first five multiples of 13.

13, 26, 39, 52, 65

Factors

100

What are the factors of 8

1, 2, 4, 8

200

What are the factors of 16?

1, 2, 4, 8, 16

300

The factors of 18

1, 2, 3, 6, 9, 18

400

Name the factors of 20

What is 1, 2, 4, 5, 10, 20

500

Name the factors of 50

1, 2, 5, 10, 25, 50

Prime/Composite

100

Which number is prime? 20, 15 , 10, or 5

5

200

Which number is composite? 4, 5, 11, or 17 

4

300

Which answer to the following is a prime number? 

A. 3 + 4

B. 15 - 5

C. 2 + 2

D. 9 - 3

A. 3 + 4= 7

400

Which answer to the following is a composite number? A. 3 + 2

B. 2 + 0

C. 7 + 4

D. 8 + 1

D. 8 + 1

500

Find the missing multiples. ___, 14, 21, ___, 35, ___, ___, 56, ___, 70, ___ Show your work.

7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77