Chapter 9 Math Test Prep

List the next four multiples of 8, after 32.

Which are composite numbers? Select all that apply.

• 21

• 38

• 45

• 53

• 99

Tags

CCSS.4.OA.B.4

What is the first common multiple of 4, 6, and 10?

What is the factor pairs for 12?

• 1 and 12

• 3 and 4

• 4 and 4

• 2 and 7

• 2 and 6

Tags

CCSS.4.OA.B.4

Find the first four multiples of 7.

The number 81 has the factors 1, 3, 9, 27, and 81, so 81 is

• prime

• composite

Tags

CCSS.4.OA.B.4

What are the factor pairs for 16?

Select all that apply.

• 1 and 16

• 2 and 8

• 3 and 13

• 4 and 4

• 5 and 11

Tags

CCSS.4.OA.B.4

List all the factors of 36.

Tags

CCSS.4.OA.B.4

Which is a prime number?

• 57

• 67

• 77

• 87

Tags

CCSS.4.OA.B.4

Find the factor pairs for 20. (fill in the blanks)

20 = 1 × __

20 = 2 × __

20 = 4 ×_

Tags

CCSS.4.OA.B.4