1.25×8.7×0.8 2.7×3.7+0.37×73 127×9.9 1.25×0.4×80×2.5 0.5×10.3×0.2 3.2×1.25 0.41×99 1.25×0.96
    0.125×72 12.5×5.6 （20-4）×0.25 45×21-50×2.1 3.7×5×0.04 45×1.5+5.5×15 9.9×2.2+22×0.01 2.8×25+3.45
    1.8×9+1.8 12.5×8.8 0.25×12 9.16×1.53-0.053×91.6 314×0.043+3.14×5.7 96×10.1 1.2×65.1+3.49×12 25×25.4×0.4
    1.86×9.9＋18.6×0.01 1.2×9.9＋0.12 56.5×9.9＋5.65 2.4×0.19+0.24×8.1 7.09×10.8－8×0.709 1.25×2.5×32 18.6×9.9＋18.6×0.1 3.2×99＋3.2
    56.5×9.9＋0.565×10 3.83×4.56＋38.3×0.544 3.14×0.68＋31.4×0.032 12.7×9.9＋1.27×1 3.65×4.7－36.5×0.37 12.9×99.9+1.29 4.8×7.8＋78×0.52 4.8×1.8＋18×0.52
    2.5×26+2.5×6+8×2.5 25×26.8×0.04 0.25×32×0.125 18×12.5 (1.25－0.125)×0.8 3.72×6.4＋6.28×6.4 15.6×13.1－15.6－15.6×2.1 0.25×1.2×4
    10.6×3.5-9.6×3.5 1.25×128×2.5 3.2×1.6＋6.8×1.6 0.85×199 1.65×10.1 0.05×9.9 1.9×99+1.9 8.88×12.8+7.2×8.88
    0.25×6.4 0.25×0.79×4 3.5×10.1 7.6×0.8+0.2×7.6 0.75×9.9 0.25×9.5×4 12.8×8.6+7.2×8.6 12.5×0.96×0.8
    2.3×16+2.3×23+2.3 12×9.9+12×0.1 4.6×57+43×4.6 2.22×9.9+6.66×6.7 1.01×87-0.91×87 0.49×199 10.1×16.1-15.1×10.1 0.32×403
     64×0.25×12.5 6.9×1.01 5.87×0.68+5.87×0.32 5.83×（2.7-1.5）+1.2×4.17 7.74×（2.8-1.3）+1.5×2.26 2.4×11-2.4 4.5×2.7+4.5×7.3 7.2×0.2+2.4×1.4
    1.8×9.9+1.8×0.1 0.7×11-0.7 1.25×2.5×6.4 9.2×99+9.2 3.83×4.56+3.83×5.44 4.6×12.5×8 27.5×3.7-7.5×3.7 0.05×101
    （1.25-0.125）×16 0.6×102 3.72×3.5+6.28×3.5 15.6×2.1-15.6×1.1 101×7.7 1.9×7.6+7.6×8.1 56.5×99+56.5 5.12×10.8-0.8×5.12
    10.8×9＋10.8 2.7×99 0.8×（12.5－1.25） 32×1.25 1.25×0.4×80×2.5 0.5×99 0.25×1.2×4 5×1.12×0.2
    105×2.1－5×2.1 45×15.8＋55×15.8 3.8×4×0.25 72×0.125+10.4 2.4×25+3.45 0.5×102 1.25×7×0.8 2.7×3.7+3.7×7.3
    3.17×4.7＋3.17×5.3 12.5×32 9.99×2.22＋3.33×3.34 39×10.1 4.2×65.1＋34.9×4.2 25×1.3×0.8 0.125×0.96 （20－4）×0.25
    1.1×1471.25
    (1+0.1)*(-494.05)
    (1+0.1)*(-418.824)
    (1+0.1)*1337.5
    (1485.23+3050.065)/3312

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