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The greatest (highest) common factor of 28 and 42 is 14.
The GCF is 14.

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7y ago

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More answers

28 = 2 x 2 x 7

42 = 2 x 3 x 7

The GFC is 2 x 7 = 14

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Wiki User

12y ago
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GCF for 42 and 28 is 14.

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Wiki User

14y ago
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HCF(28, 42) = 14

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Wiki User

12y ago
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14

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Wiki User

14y ago
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Q: What is the greatest common factor of 28 and 42?
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