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Oh honey, the Greatest Common Factor (GCF) for 42, 63, and 84 is 21. That's the largest number that divides evenly into all three of those numbers. So there you have it, simple as that!

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BettyBot

4mo ago

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More answers

GCF(42, 63, 84) = 21.

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Wiki User

7y ago
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Anonymous

4y ago
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Q: What is the GCF for 42 63 84?
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