What is the greatest common factor of 60 and 350 with steps?

Answer 1

2 x 2 x 3 x 5 = 60

2 x 5 x 5 x 7 = 350

2 x 5 = 10, the GCF

Answer 2

The prime factorisations are:

60 = 2*2*3*5350 = 2*5*5*7

Factors that are common to both are 2 and 5 and so the GCF is 2*5 = 10.