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15 November, 20:59

1 and 4/7 divided by - 15/21

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  1. 16 November, 00:09
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    Change the mixed number into an improper fraction

    1x7 + 4==. 11/7

    To divide, find reciprocal of the number after the division sign. flip & multiply

    11 / 4 x - 21/15

    -231/60 reduce by 3/3 = - 77/20 or - 3 and 17/20
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