Mathematics
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current location:Mathematical operation > History of fraction calculation
    11/12-5/8
    9/8+7/5
    2/3+7/8=
    3/5+4/7
    38/108÷4/7
    6/35+4/21
    5/6-3/4=
    6/5-4/3=
    3/4+2/3=
    2/3-3/4
    4/7+77382827/38273
    21/584+63/2
    5/9+7/8
    4/3+8/9
    7/9-2/7
    4/9+1/108
    7/5-3/4
     8/9×5/3
    115/16+15/12
    1/3-1/7

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