# How do you find the greatest common factor of 2 and 10?

##### 1 Answer

Dec 14, 2016

#### Answer:

#### Explanation:

"List the prime factors of each number.

Multiply those factors both numbers have in common. If there are no common prime factors, the GCF is 1."

http://www.math.com/school/subject1/lessons/S1U3L2GL.html

The description above is taken straight from the website linked.