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10 May, 10:00

Subtract the fractions and simplify the answer 78/9-53/5

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  1. 10 May, 11:05
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    1) get the denominators to be the same:

    78/9x5 = 390/45. 53/5x9 = 477/45.

    2) subtract the fractions:

    390/45 - 477/45 = 87/45

    3) find the highest common denominator:

    common denominator: 3

    87/3 = 29

    45/3 = 15

    answer: 29/15
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