What is the greatest common factor of 15 twenty-fourths?

Answer 1

We want the GCF or highest common factor of 15 and 24. The factors of 15 and 1,3, and 5.
For 24 we have 1,3, 8, 12 and 24.
Since 5 is not a factor of 24, the GCF or highest factor is 3

Answer 2

The factors of 15 are: 1, 3, 5, 15

The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24

The common factors are: 1, 3

Answer 3

There is only one greatest common factor, which is 2. The only other common factor is 1.

Answer 4

The greatest common factor of 15 and 24 is 3

Answer 5

15 and 24 can both be divided by three.