Gcf of a Number

GCF of 99 and 54

• 9

• 3

• 6

• 8

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

• 4

• 2

• 22

• 1

What is the greatest factor of 28 and 49?

• 1

• 2

• 7

• 12

GCF stands for...

• great calculator festival

• giant circumference fact

• grouped calculation finder

• greatest common factor

Which pair of numbers has a GCF of 1?

• 51 and 17

• 20 and 9 

• 24 and 27

• 14 and 44

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

What is the GCF of 18 and 36?

• 4

• 9

• 18

What is the GCF of 12, 18 and 24?

• 3

• 6

• 9