Greatest Common Factor & Least Common Multiple

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.

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.

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.

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.