Factor Gcf

What is the greatest common factor of 36 and 42?

• 3

• 6

• 12

• 2

What is the greatest common factor of 28, 35, and 42?

• 4

• 6

• 5

• 7

What is the GCF of 42 and 48?

• 3

• 6

• 2

• 4

Which list shows all the common factors of 12 and 16?

• 1, 2, 4, 8

• 1, 2, 3, 4

• 1, 2, 4

• 1, 2, 3, 4, 6

What is the greatest common factor of the following numbers:

14, 42, and 49

• 3

• 7

• 2

• 84

What is the GCF?

5x² + 20x

• 5

• x

• 5x

• 20x

Find the GCF of 64 and 144

• 8

• 6

• 16

• 2

What is the greatest common factor (GCF) of 18 and 30? (Just type the number)

Mathematical Equivalence

ON

What is the GCF?  3x+9

• x

• 3

• 9

• 3x

What is the greatest common factor of 18 and 33?

• 6

• 4

• 2

• 3