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2 June, 16:51

What are all the common factors of15,45 and90

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Answers (2)
  1. 2 June, 18:56
    0
    First find the factors of 15:

    1, 3, 5, 15

    Next find the factors of 45:

    1, 3, 5, 9, 15, 45

    Then, find the factors of 90:

    1,3,5,6,9,10, 15, 18, 30, 45

    Lastly, find the factors that are the same in all of the numbers:

    1,3,5, 15
  2. 2 June, 20:46
    0
    5, 15, 1, 3 are all common factors
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