Greatest Common Factor

What is the GCF of 4 and 12?

• 3

• 1

• 6

• 4

What is the greatest common factor of 30x and 56x²

• 4x

• 6x

• 2x

• x

What is the GCF of 10a²b³ and 20a²b²?

• 20a²b³

• 10a²b³

• 20ab²

• 10a²b²

What is the Greatest Common Factor of the following polynomial?
12t³ + 30t² + 48t

• 12t

• 6t³

• 6t

• 12t³

What is the GCF of 18k and 15k³

• 3k²

• 3k³

• 3k

• 5k

Determine the greatest common factor of 
-5j³k⁷m² and -20jk²m⁵

• -5jk²m²

• -20j³k⁷m⁵

• -5j³k⁷m⁵

• -20jk²m²

GCF of 18 and 24

• 2

• 3

• 4

• 6

What is the GCF of 18 and 45?

• 3

• 12

• 9

• 6

What is the GCF of 24 and 30?

• 2

• 12

• 6

• 3

The Greatest Common Factor of two prime numbers is

• 0

• 1

• There are no common factors.

• Themselves.