Besides 21 and 1, what is one factor of 21?

• 5

• 2

• 42

• 7

Tags

CCSS.4.OA.B.4

Which numbers are factors of 10? Select all that apply.

• 30

• 6

• 1

• 4

Tags

CCSS.4.OA.B.4

Find all the factor pairs for 77 and complete the equations. Each equation should use a different pair of factors.

Type the answer out like this 10x2 2x10 7x1

Tags

CCSS.4.OA.B.4

Find all the factor pairs for 16 and complete the equations. Each equation should use a different pair of factors.

Type the answer out like this 1x2 2x3 3x4

Tags

CCSS.4.OA.B.4

Choose two numbers from below to complete the sentence.

2 3 6 8 9

___ and ___ have a product of 54

• 2

• 3

• 6

• 8

• 9

Tags

CCSS.4.OA.B.4