What is the gcf of 81 and 36

History · Middle School · Tue Nov 03 2020

Answered on

Given the values:

81 

36

Determine the GCF.

Solution:

In order to determine the greatest common factor, we must simply list first the factors of 81 and 36.

Factors of 81:

1, 3, 9, 27, and 81

Factors of 36

1, 2, 3, 4, 6, 9, 12, 18, and 36

It can be seen that the greatest common factor is 9.

Final answer:

Greatest Common Factor = 9