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current location:Mathematical operation > History of Mathematical Computation
    1+3+5+7+9+11+13+15+17+19+21+23+25+27+29+31+33+35+37+39+41+43+45+47+49+51+53+55+57+59+61+63+65+67+69+71
    2079.24/(317.42-29.5)=
    2079.24/(280.88-29.5)=
    0.75×1.6×17.4+260=
    0.85×1.6×17.4+250=
    0.75×4.4×17.4+260=
    2079.24/(313.592-29.5)=
    0.7×4.4×17.4+260=
    220.5/2.9=
    46.44×1000000/(0.9×(650-0.096722)×360)=
    64.39×1000000/(0.9×(650-0.096)×360)=
    210631.337913/324
    264*cos0.5-132*cos(1.4-1.57)
    1000000/4.747631619816742
    -264*sin0.5+132*sin(1.4-1.57)
    -264*sin1+132*sin(2.8-1.57)
    264*cos1-132*cos(2.8-1.57)
    1/48×1.7×1.7×7.5×102.85=
    350.91-248.06=
    (3/14+5/21)÷1/7

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