What is the GCF of 140 and 340?

Answer 1

The factors of 140 are:

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140

The factors of 340 are:

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340

The common factors are:

1, 2, 4, 5, 10, 20

The Greatest Common Factor (GCF) is:

20