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8 September, 20:47

What is the gcf of 39 and 42

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Answers (2)
  1. 8 September, 21:09
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    To get the Greates Common Factor (GCF) of 39 and 42 we need to factor each value first and then we choose all the copies of factors and multiply them: 39: 3 13 42: 2 3 7 GCF: 3
  2. 8 September, 21:20
    0
    The answer is 3 because it goes into 39 and 42 and 6 doesn't go into 39
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