Answer:
The first step to find the gcf of 72 and 96 is to list the factors of each number. The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36 and 72. The factors of 96 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48 and 96. So, the Greatest Common Factor for these numbers is 24 because it divides all them without a remainder. Read more about Common Factors below.