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The greatest common factor is the highest number that divides exactly into two or more numbers.

14: 1, 2, 7, 14

28: 1, 2, 4, 7, 14, 28

63: 1, 3, 7, 9, 21, 63

The GCF of 14, 28 and 63 is 7.


The GCF is 7.
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9y ago

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