Gcf

Find the GCF of 64 and 144

• 8

• 6

• 16

• 2

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

What is the GCF of 20 and 30?

• 5

• 2

• 10

• 20

GCF of 99 and 54

• 9

• 3

• 6

• 8

What is the greatest factor of 28 and 49?

• 1

• 2

• 7

• 12

Which pair of numbers has a GCF of 1?

• 51 and 17

• 20 and 9 

• 24 and 27

• 14 and 44

What is the greatest common factor of 6 and 21?

• 6

• 2

• 3

• 7

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

GCF of 28 and 40

• 2

• 4

• 7

• 8

GCF of 15 and 35

• 15

• 3

• 7

• 5