GCF

For more like this go to https://www.letsdomath.ca/ It's an easy-to-use route to resources, faster than scrolling through videos on YT! If this helps you, please click LIKE and help me too. Thanks! Greatest Common Factor... defined, and worked out USING PRIME FACTORIZATION method. I teach GCF and LCM using a table to stay organized. It is a big help in staying on track and NOT making a mistake. 2 examples: GCF of 36 and 44, and GCF of 10 and 21. What to do when you have no matching prime factors... find out here.