Find GCF by Listing Factor Pairs

This Find GCF by Listing Factor Pairs video also includes:

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 factors to find common numbers. Video is second in a series of five. Use the other videos to practice factors and multiples. 

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CCSS: Designed
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Classroom Considerations

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Pros

  • Shows three steps to finding GCF
  • Puts GCF into visual model
Cons

  • Uses factor pairs, unlike traditional method of singular factors
  • No extra practice
Common Core