What is the greatest common factor of 48 and 80?

The GCF of 48 and 80 is 16.

One way to determine the greatest common factor is to find all the factors of the numbers and compare them.

The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48.

The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40, and 80.

The common factors are 1, 2, 4, 8, and 16. Therefore, the greatest common factor is 16.

The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together.

The prime factors of 48 are 2, 2, 2, 2, and 3.

The prime factors of 80 are 2, 2, 2, 2, and 5.

The prime factors in common are 2, 2, 2, and 2, so the greatest common factor is 2 x 2 x 2 x 2 = 16.
The highest common factor of 80 and 48 is 16