Factoring and Multiples

What are the common factors and greatest common factor of 30 and 40?

Answer

Wiki User
09/07/2015

The factors of 30 are:

1, 2, 3, 5, 6, 10, 15, 30

The factors of 40 are:

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

The common factors are:

1, 2, 5, 10

The Greatest Common Factor:

GCF = 10