How do you find Greatest Common Factor of 144 120 and 108?

Answer 1

Factor them.

2 x 2 x 3 x 3 x 3 = 108

2 x 2 x 2 x 3 x 5 = 120

2 x 2 x 2 x 2 x 3 x 3 = 144

Select the common factors.

2 x 2 x 3 = 12, the GCF