How do you write a GCF problem for 10 and15?

Answer 1

The factors of 10 are:

1, 2, 5, 10

The factors of 15 are:

1, 3, 5, 15

The common factors are:

1, 5

The Greatest Common Factor:

GCF = 5

Answer 2

Problem: " What is the GCF of 10 and 15 ? "

Answer: " 5 is. "