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Let's find the common factors of sets of numbers.
Click on the boy for the solution to each problem.
| 1. What are the common
factors for 12 and 20? |
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| 2. What are the common
factors for 24 and 40? |
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| 3. What are the common
factors for 16, 24, and 32? |
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Now let's find the greatest common
factor of some numbers.
| 1. What is the GCF of 36
and 72? |
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| 2. What is the GCF of 24
and 60? |
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| 3. What is the GCF of 24,
32 and 48? |
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Go back to the lesson?
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