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

Factors of 35: 1, 5, 7, 35.

Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56.

GCF (21, 35, 56) = 7

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11y ago
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Q: What is the greatest common factor for 21 35 56?
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