Question

What is the greatest common factor of $12$ and $18$?

Answer 1

Find the greatest common factor of $12$ and $18$.

The greatest common factor of two or more numbers is the largest number that divides the numbers exactly.

Factors of $12$ are $1,2,3,4,6,12$.

Factors of $18$ are $1,2,3,6,9,18$.

The greatest common factor of $12,18$ is $6$.

Hence, the greatest common factor of $12,18$ is $6$.