Question

What is the highest common factor of 63 and 99?

Answer 1

Answer:

The Greatest Common Factor (GCF) for 63 and 99, notation CGF(63,99), is 9. Explanation: The factors of 63 are 1,3,7,9,21,63; The factors of 99 are 1,3,9,11,33,99.

Answer 2

Answer:

9

Step-by-step explanation:

9 x 11 = 99

9 x 7 = 63