Mathematics
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current location:Mathematical operation > History of fraction calculation
    3/4-5/6
    1/3+2/5
    1/2+1/3
    1/2-1/6
    23/2*17/7
    1/2*1/3
    3/4-7/16
    18/19-79/95
    13/19+14/95
    30/40-3/10
    6/11-13/33
    2/23+5/46
    1/6+2/5
    3/11-1/33
    1/8+5/9
    8/17-15/68
    10/11-9/55
    12/19+26/19
    3/7+1/5
    1/18+11/72

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