Summary
Math Antics teaches how to find the greatest common factor shared by two numbers. A clear, animated 4-minute lesson you can drop straight into a grade 6 math block -- pause-friendly, with worked examples on screen.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
A few questions to talk through after watching “GCF: Greatest Common Factor.”
- What does 'common factor' mean?
- How do you pick the greatest of the common factors?
- Where is the GCF useful, such as with fractions?
Quick work-a-long
Vocabulary: factor, common factor, greatest common factor, GCF.
Try it: Find the GCF of 24 and 36.