Greatest Common Factor

GCF of 36 and 90

• 9

• 18

• 36

• 12

• Not Given

GCF of 42 and 72

• 8

• 3

• 2

• 6

• Not Given

GCF of 30 and 28

• 2

• 4

• 6

• 7

• Not Given

GCF of 33 and 99

• 3

• 33

• 9

• 11

• Not Given

GCF of 72 and 88

• 11

• 4

• 8

• 12

• Not Given

GCF of 18 and 33

• 11

• 3

• 6

• 5

• Not Given

Find the Greatest Common Factor (GCF) of 18 and 45.

• 3 x 3 x 2 = 18

• 3 x 3 = 9

• 3 x 3 x 5 = 45

• 2 x 3 x 2 x 3 = 36

What is the Greatest Common Factor of 9 and 36?

• 3 x 3 x 2 x 2 = 36

• 3 x 3 x 3 = 27

• 3 x 3 x 2 = 18

• 3 x 3 = 9

Find the GCF of 150 and 225.

• 2 x 3 x 3 x 3 x 5 = 270

• 2 x 3 x 3 x 5 = 90

• 3 x 5 x 5 = 75

• 3 x 3 x 3 x 5 = 135

What is the GCF of 4 and 12?

• 3

• 1

• 6

• 4