Factor by Greatest Common Factor

What is the GCF of 18 and 45?

• 3

• 12

• 9

• 6

The GCF of 24, 36, and 72 is.....

• 12

• 18

• 36

• 24

The common factors of 16 and 24 are....

• 2, 4 and 8

• 2, 4, 12, and 24

• 1, 2, 4 and 8

• 2, 4 and 8

Tags

CCSS.4.OA.B.4

The GCF of 42, 98, and 182 is....

• 2

• 14

• 7

• 21

The GCF of 3 numbers is 12. What could the three numbers be?

• 6, 12, 24

• 12, 18, 24

• 24, 36, 60

• 24, 36, 98

What is the greatest common factor of 48x²and 32x³?

• 8x²

• 16x²

• 16x

• 96x³

Factor:
10a⁴ , 16a , 10a²

• 2a

• 2a²

• 10a

• 10a²

What is the GCF of 20 and 30?

• 5

• 2

• 10

• 20

What is the greatest common factor of 30x and 56x²

• 4x

• 6x

• 2x

• x

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9