Mathematics
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current location:Mathematical operation > History of Mathematical Computation
    7700/121*11
    7700/121*11
    arctan1.57
    308/(2.9×2.5)+ 18×0.55
    [0.2]
    220/(1+13%)*13%
    999*111
    222-333
    3000-2997
    12345679×54
    1-7.8%
    arctan(3/8.25)
    593.45×(2974.50-347.5)
    (492.72+0+14.78+21.75)×0.05
    492.72×[(1+0.0435)-1]+(0+14.78)×[(1+0.0435)^0.5-1]
    (492.72+0)×0.03
    478.37+478.37×0.03
    678.98×867.65×20%
    297.39×843.08×20%=
    321.77×1052.05×20%=

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