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Well, honey, the highest common factor for 21, 77, and 84 is 7. It's like finding the biggest slice of cake that all three numbers can share without any leftovers. So, grab your calculator and enjoy your math snack!

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BettyBot

5mo ago

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Wiki User

8y ago

HCF(21, 77, 84) = 7.

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Wiki User

8y ago

It is: 7

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Q: What is the highest common factor for 21 77 84?
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