Question

FIND THE GCF
OF 15 AND 3​

Answer 1

The greatest common factor is 3
Because....
15. 3
1x15. 1x3
3x5. 3x1

so the greatest is 3 :)

Answer 2

3 is the Greatest common factor. 15=3 times 5. They both have a 3. So that will be your answer.