Mathematics
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current location:Mathematical operation > History of Mathematical Computation
    4.5×4/5+6.5×80%-0.8
    43/87×86
    (8/15+3/5)×30
    20lg0.333
    20lg1.72
    20lg0.366
    (2 √3 +3)^2
     200/(100+10+100-40+200)
    200 -(100+10+100-40)
    20lg4.16
    20lg0.11
    700乘63%
    120乘35%-120乘25%
    (35%减25%)/25%
    50乘23%
    11除以22%
    11除以20%
    80乘32%
    408366.269124-300000
    373126.710296/0.913706

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