Factor by Greatest Common Factor

Factor out a GCF

• 3(4x +7x)

• 3x(4x + 7)

• 12x(1 + 2x)

• 4(3x + 8)

Factor out a GCF

• 2(12x + 30)

• 4(6x + 8)

• 6(4x + 7)

• 6x(4 + x)

What is the GCF of 20 and 35?

• 1

• 5

• 7

• 20

What is the GCF of 40 and 16?

• 2

• 1

• 4

• 8

GCF of 32 and 40

• 2

• 4

• 6

• 8

GCF 24 and 36

• 8

• 6

• 12

• 4

What is the GCF of 6 and 12?

• 2

• 3

• 4

• 6

What is the GCF?  3x+9

• x

• 3

• 9

• 3x

What is the GCF of 20, 44, and 88?

• 4

• 2

• 22

• 1

Match the following GCF to the Expression

• 6

• 4 and 4

• 7

• 6 and 9

• 3

• 6 and 18

• 4

• 28 and 49

• 12

• 12 and 24