Greatest Common factor G.C.F.

List all the factors of 12

• 1, 2, 3, 4, 6, 12

• 1, 2, 4, 12

• 1, 12

• 1, 2, 3, 4, 5, 6, 12

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25

• 1, 5,  25

• 1, 25

• 1, 5

Find the greatest common factor of 20 and 30

• 2

• 5

• 10

• 15

Find the greatest common factor of 24 and 48

• 4

• 12

• 24

• 48

What is the GCF of 4 and 12?

• 3

• 1

• 6

• 4

What is the GCF of 9 and 36

• 3

• 6

• 9

• 12

• Not Given

What is the GCF of 36 and 24?

• 6

• 12

• 8

• 9

Find the greatest common factor of 32 and 48

• 2

• 8

• 16

• 18

Find the GCF of 14 & 22.

• 1

• 2

• 7

• 14

What is the Greatest Common Factor of 35 and 42?

• 5

• 14

• 7

• 3