Mathematics
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current location:Mathematical operation > History of fraction calculation
    1/2+1/3;5/6×3/5;6/7÷2/7;2/3-1/5
    1/4+1/6
    1/2-1/5
    1/6+2/5
    1/300+1/200
    3/4+1/3
    7/4-1/4
    5/6-1/2
    1/3+1/6
    5/9+2/3
    9/5+3/2
    1/2+2/6
    9/10÷3/5
    1/2+3/8
    3/4*2/3
    5/6+7/9
    11/18+7/12
    5/6-2/9
    1/3*3/4
    8/5-1/2

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