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current location:Mathematical operation > History of Mathematical Computation
    2*3*5*7*11*13*17/【2004-2】;【2009*2009-2005*2005】/【2009-2005】+【2009*2009-2005*2005】/【2009+2005】
    (2^6)*200000
    4*(11/8)-10*(-23/20)
    sqrt【9】+116*【26-1】-308;【2009.10+2010.09-1】/401819
    (2^19)*1000000
    (20+16×2.88+18.2×5.02+18.8×1. 12+18.9×4.02)×0.61-2×24.6×0.79
    2^19
    (20+16×2.88+18.2×2.87)×0.79-2×13.4×0.90
    sqrt5120
    4/3×(186.7×2+276.86)/(186.7+276.86)
    1.1/3×(4×2+14.08)/(4+14.08)
    3.31/3×(25.87×2+94.42)/(25.87+94.42)
    3/4:9/16=
    1/2 (14.88+39.07)×2.11
    2.11/3×(14.88×2+39.07)/(17.88+39.07)
    4-(11/2)
    4-(-3/2)
    1/2 (14.88-39.07)×2.11
    1/3×(4.14-0.2)
    1/2 (4.14-0.2)×49.76

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