Question

What is The greatest common factor of 48 and 81?

Answer 1

Explanation:

48 and 81 can be divisible by 3;

`4 + 8 = 12 / 3 = 4\checkmark`

`8 + 1 = 9 / 3 = 3\checkmark`

The GCF of 48 and 81 is 3.

Answer 2

The GCF of 48 and 81 is 3

Explanation:

The greatest common factor of 48 and 81:

Factors of 48:

1 * 48

2 * 24

3 * 16

4 * 12

6 * 8

1, 2, 3, 4, 6, 8, 12, 16, 24, 48

Factors of 81:

1 * 81

3 * 27

9 * 9

1, 3, 9, 27, 81

Compare them to find the GCF:

1, 2, 3, 4, 6, 8, 12, 16, 24, 48

1, 3, 9, 27, 81

Hope this helps!