Factoring Numbers: Greatest Common Factors 2
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In this factoring numbers review worksheet, students examine 10 pairs of numbers and list all the factors for each circling the greatest common factors.
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Study Jams! Greatest Common Factor
When one method isn't enough to teach GCF, try two! This interactive webpage introduces factors and the prime factor tree to find the greatest common factor of two numbers. After the instructional activity, have learners click to try the...
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Find GCF by Listing Factor Pairs
Make some treat bags for the class by finding out how many treats go in each bag with the greatest common factor. The video goes step by step to find out the total amount of bags they can use. The method lists all factor pairs, not just...
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How Do You Factor a Greatest Common Factor Out of an Expression?
What is the greatest common factor of two terms in an expression? First prime factor each of the terms. Then find the factors that they have in common. Multiply if needed. That is how to find the greatest common factor. Watch the video...
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How Do You Find the Greatest Common Factor If There are No Common Factors?
Use prime factorization to find the greatest common factor of three given values. Okay. But what if there doesn't seem to be any integer that is common in all three given values? Well, then, the greatest common factor must be 1. Not sure...
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How Do You Find the Greatest Common Factor of Two Numbers Using Prime Factorization?
Here's a quick review on how to use a prime factor tree to find the greatest common factor of two numbers. This is one of the simplest ways to find the greatest common factor. So watch this video to get a refresher on how to do prime...
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How Do You Find the Greatest Common Factor of Three Numbers?
Use prime factorization to find the greatest common factor of three given values. What are the factors that all three given numbers have in common? Identify them, and then multiply together to get the greatest common factor. Just like...
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How Do You Find the Greatest Common Factor of Two Numbers by Listing Their Factors?
Greatest common factor, least common multiple, prime factorization, multiples, factors, oh my! The instructor in this video shows how to make different lists of factors to find the greatest common factor. So take a peak and see how to...
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Using the numbers 225 and 270, the narrator explains how to find the greatest common factor and the least common multiple. This presentation could be used in conjunction with other videos in a series exploring how to identify prime...
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