Find the GCF of Two Numbers

What is the GCF of 2 and 6?

• 1

• 2

• 6

• 12

GCF of 28 and 40

• 2

• 4

• 7

• 8

GCF of 20 and 35

• 4

• 5

• 7

• 20

Find the greatest common factor of 20 and 30

• 2

• 5

• 10

• 15

GCF of 4 and 6

• 2

• 3

• 4

• 6

GCF of 50 and 100

• 10

• 25

• 50

• 5

What is the greatest common factor of 8 and 10?

• 1

• 3

• 4

• 2

Find the GCF of the pair of numbers: 21 and 30

• 6

• 1

• 7

• 3

What is the greatest common factor of 4 and 8?

• 2

• 8

• 4

• 1

What is the GCF of 11 and 44?

• 11

• 44

• 1

• 444