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

Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36.

Factors of 45: 1, 3, 5, 9, 15, 45.

GCF (63, 36, 45) = 9

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11y ago
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7y ago

The GCF is 9.

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Q: What is the greatest common factor of 63 36 and 45?
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