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Factors of 20: 1, 2, 4, 5, 10, 20.

Factors of 63: 1, 3, 7, 9, 21, 63.

GCF (20, 63) = 1

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11y ago
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13y ago

The GCF of 63 and 80 is 1.

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8y ago

The GCF of 8 and 63 is 1.

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8y ago

The GCF is 1.

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13y ago

Greatest common factor of 63 and 8 is 1.

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11y ago

GCF(8, 63) = 1

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Q: What is the greatest common factor of 63 and 80?
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