Math

A man spent 2/5 of his salary on food and 1/4 on transport. What fraction of the salary was left

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  1. The Common denominator would be 5x4=20
    So making each an equivalent fraction gives 2/5=8/20 and you do the 1/4=
    Then you have the entire salary of 20/20 and you take away both equivalent fractions : )
    20/20 - 8/20 - ....
    = salary left : )

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    Ms Pi 3.14159265358979323
  2. 13/20

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  3. I don’t understand

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  4. I don't understand either

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