Question

What is the GCF of 40, 10

Answer 1

The greatest common factor (GCF) of a set of numbers is the largest factor that all the numbers share.

Thus,

The factors of 40 are;

`1,2,4,5,8,10,20,40`

The factors of 10 are;

`1,2,5,10`

Thus, the greatest common factor to 40 and 10 is;

`10`

CORRECT ANSWER: 10