This is a set of 7 worksheets designed to be used as a step by step lesson in finding the prime factorization of a number, and then using that procedure to find the GCF and LCM of two numbers. The worksheets are in guided note format and include guided examples for each step.
These can be used to address the Common Core State Standards 6.NS.B.4 and 4.OA.B.4.
This product is part of a bundle:
Number Sense Bundle
If you are looking for more practice with GCF and LCM check out my GCF and LCM Task Cards
Also take a look at my Math Notebook folding resource
for deciding if you need to find GCF or LCM in word problems.