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3 October, 05:49

What's 12 1/3 - 8 5/9

7 7/9-6 7/8

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  1. 3 October, 06:19
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    So we need to find a common multiple of 3 and 9, this is 9 therefore:

    12 3/9 - 8 5/9

    This is the same as 4 - 2/9

    = 3 7/9

    We now need to find a common multiple of 9 and 8, this is 72 therefore:

    7 56/72 - 6 63/72

    This is the same as 1-7/72

    = 65/72
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