### 11 videos in "Least Common Multiple and Greatest Common Factor"

## GCF of Numbers Part 1

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

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Shows an upside down division method for finding the Greatest commmon factor (also called the greatest common divisor) of 2 or more numbers.

- What is a greatest common factor?
- How can you easily find the greatest common factor of several different numbers?

This video teaches how to use the upside down division method to find the Greatest Common Factor (GCF) Of two or more numbers. Different ways to find the solution for different skill levels are also shown.