# math

what is the gcf of 24,36,72?

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1. uhhh i think 72

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2. Right!

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3. I think 72 is the LCM, least common multile, not GCF, greatest common factor.

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4. type
LCM, least common multiple

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5. Oops! I was wrong, Quidditch is right.

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6. so what is the gcf?

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7. Factors of 72:

1, 72, 2, 36, 3, 24, 4, 18, 6, 12, 8, 9

Which of those numbers also goes into 24 and 36? Which is largest?

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8. is it 12?

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9. Yes, you are correct!

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