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Is 12 the gcf of 42 and 28?

Updated: 10/17/2024
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9y ago

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No, 12 is not a factor of 28 or 42. The GCF is 14.

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9y ago
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10y ago

No.

The prime factors are:

42 = 2 * 3 * 7

28 = 2 * 2 *7

So the greatest common factor would be 2 * 7 = 14

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Q: Is 12 the gcf of 42 and 28?
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