Question

Find the GCF of 18 and 27​

Answer 1

Answer 9 because there are 3 common factors of 18 and 27, that are 1, 3, and 9. Therefore, the greatest common factor of 18 and 27 is 9.

Answer 2

9

Explanation:

Factors of 18 are: 1, 2, 3, 6, 9, 18

Factors of 27 are: 1, 3, 9, 27