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Updated by Jake Biggs on Nov 14, 2018
Jake Biggs Jake Biggs
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Greatest Common Factor & Least Common Multiple

This is an example of a lesson that I would use for my students when it comes to GCF & LCM.

Greatest common factor examples (video) | Khan Academy

Find the biggest number that will divide into the given 2 numbers. This is called the GCF or greatest common factor.No worries, we'll show you how to do it. Please watch this video to learn more about Greatest Common Factor.

Least common multiple (video) | Khan Academy

This is a video that will teach you different ways to find the Least Common Multiple when comparing two numbers. Please watch this video to know more.

Factor Trees and Prime Factorization |

On this website, you are going to practice using factortrees to find the Greatest Common Factor and Least Common Multiple.

Practice finding the GCF and LCF between two numbers in word problems.

Throughout this lesson, we have been learning how to find Greatest Common Factor (GCF) and Least Common Multiple (LCM). On this flipgrid discussion, I would like you to explain how you worked through one of your problems. Then tell me something you learned from this lesson and something you are still confused on or ask a question.

First, create an account, if you don't already have one. Then, enter in the password I give you on the board to enter the discussion. Finally, record yourself discussing the topic above. There is a time limit, so be concise.

Greatest Common Factor & Least Common Multiple Flashcards | Quizlet

Start studying Greatest Common Factor & Least Common Multiple. Here is a bunch of practice problems that I have come up with. Please look through this and practice them. Look at the definition. Then, work out the problem. Once you have an answer, flip over the card to see if the number you came up with matches the correct answer.