Finding GCF and LCM Using Factor Trees

In this worksheet the student works through the process of finding the Greatest Common Factor and Least Common Multiple of two numbers. The student will complete a factor tree to find the prime factors of the two numbers. The prime factors of each number are copied into a Venn diagram. Using the Venn diagram, the student can determine the GCF and LCM.

The student will find...

Multiple worksheets

Create different worksheets using these selections.

Memo Line