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30 January, 11:30

What the error? Jonah says a common denominator for 3/4 and 2/5 is 9 what is Jonah error? explain

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Answers (2)
  1. 30 January, 11:36
    0
    should be 20

    Step-by-step explanation:

    yes
  2. 30 January, 14:58
    0
    Answer: She had added the Denominator, instead of finding the LCM.

    Explanation: She should've multiplied them by a common number to equal a common Product, and replace the Denominator with the Product. (The correct denominator is 20, because 4 x 5 = 20, and 5 x 4 = 20)
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