小学数学简便计算4.56×0.4×2.512.5×2.7×0.812.5×32×0.252.5×3212.5×5625×0.360.25×10.410.1×2.799×0.353.7×1.8－2.7×1.81.08×9＋1.08101×37－378×（125+7）8×（125×7）12.5×8848×0.56＋44×0.480.279×343＋0.657×2799.16×1.53－0.053×91.65×1.03×0.232×1.250.45×9953×10.14.2×6.51＋3.49×4.225×7.3×0.42.4＋1.6×316.5＋29.8＋3.52.5×442.6×3.9＋6.1×2.635.6×9－5.6×999×5.5＋5.57.8×101－7.852×7.6＋47×7.6＋7.6134×56－134＋45×1349.99×9.99＋1999704×2.5256－14.7－5.32.8×4×2.512.5×3.2×2.59×7.2×12.5102×3.515.8+26.2+13.83.75+2.19+3.81+2.251.2×2.575×2.425×3.61.25×4.813.8×2.5×4(1.3×12.5)×(3×8)2.5×3.2×1.258.8×1.25102×7.61.78×101－1.788.4×3.6+6.4×8.47.5×99+2×7.5
