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6 April, 19:04

What's the greatest common factor of 21 and 33?

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Answers (2)
  1. 6 April, 19:47
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    3 because 3*7 equals 21 and 3*11 equals 33
  2. 6 April, 22:59
    0
    21 33

    1 * 21 1 * 33

    3 * 7 3 * 11

    The Greatest Common Factor is 3.
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