Mathematics
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    14372/219.2
    (2049.6×10^3)/(0.915×25446.9)
    14372/286.4
    19.709-14.995
    20.138-14.995
    4.033-2.154
    (33194.4+52650+66907)/104246.35
    14259+20×149.9+12×4137.5
    166.5×24.85
    166.5×0.9
    150×449.6
    166.5×2.7
    150×351.0
    3.14×2.3×18×2.7
    1383.1×24
    9.8×20.766×512.25
    (33194.4+52650+305867.8)/104246.35
    14259+20×830.0+12×22917.4
    150×2490.0
    150×351.0=

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