100道小数的简便计算及答案
的有关信息介绍如下:这是我上学期出给学生做的,加减乘除的都有,你看有没有合你心意的。公式1:a-b-c=a-(b+c)10-0.432-2.5689.3-5.26-2.7413.4-(3.4+5.2)14.9-(5.2+4.9)18.32-5.47-4.3217.29-5.28-6.29公式2:(axb)xc=ax(bxc)25×6.8×0.040.25×32×0.1256.4×1.25×12.5公式3:c×(a+b)=ca+cb0.45×2010.58×10.150.2×994.7×9.93.28x5.7+6.72x5.72.1×99+2.11.7×9.9+0.1723×0.1+2.3×9.90.18+4.26-0.18+4.260.58x1.3÷0.58x1.37.3÷4+2.7x0.253.75x0.5-2.75÷25.26x0.125+2.74÷8公式4:a÷b÷c=a÷(b×c)6.3÷1.84.2÷3.59.5÷(1.9×8)12.8÷(0.4×1.6)930÷0.6÷563.4÷2.5÷0.4(7.7+1.54)÷0.7(11.7+9.9)÷0.9简便计算:100-0.9910.99+9.874.089÷0.0470.24×3906.9+4.8+3.10.456+6.22+3.7815.89+(6.75-5.89)4.02+5.4+0.985.17-1.8-3.213.75-(3.75+6.48)3.68+7.56-2.687.85+2.34-0.85+4.6635.6-1.8-15.6-7.23.82+2.9+0.18+9.19.6+4.8-3.67.14-0.53-2.475.27+2.86-0.66+1.6313.35-4.68+2.6573.8-1.64-13.8-5.3647.8-7.45+8.80.398+0.36+3.6415.75+3.59-0.59+14.2566.86-8.66-1.340.25×16.2×4(1.25-0.125)x83.6x1023.72x3.5+6.28x3.536.8-3.9-6.14.8×7.8+78×0.5232+4.9-0.94.8×100.156.5×9.9+56.57.09x10.8-0.8x7.0925.48-(9.4-0.52)4.2÷3.5320÷1.25÷818.76×9.9+18.763.52÷2.5÷0.43.9-4.1+6.1-5.95.6÷3.59.6÷0.8÷0.44.2×99+4.217.8÷(1.78×4)0.49÷1.41.25×2.5×323.65×10.115.2÷0.25÷40.89×100.1146.5-(23+46.5)3.83×4.56+3.83×5.444.36×12.5×89.7×99+9.727.5×3.7-7.5×3.78.54÷2.5÷0.40.65×1013.2×0.25×12.57.2×0.2+2.4×1.48.9×1.017.74×(2.8-1.3)+1.5×2.263.9×2.7+3.9×7.318-1.8÷0.125÷0.812.7×9.9+1.2721×(9.3-3.7)-5.615.02-6.8-1.025.4×11-5.42.3×16+2.3×23+2.39.43-(6.28-1.57)3.65×4.7-36.5×0.3746×57+23×8613.7×0.25-3.7÷42.22×9.9+6.66×6.7101×0.87-0.91×8710.7×16.1-15.1×10.70.79×1994.8+8.63+5.2+0.375.93+0.19+2.811.76+0.195+3.242.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.17.5+4.9-6.53.07-0.38-1.621.29+3.7+2.71+6.38-2.45-1.553.25+1.79-0.59+1.7523.4-0.8-13.4-7.20.32×4033.2+0.36+4.8+1.641.23+3.4-0.23+6.60.25×3612.7-(3.7+0.84)36.54-1.76-4.540.25×0.73×47.6×0.8+0.2×7.60.85×1990.25×8.5×41.28×8.6+0.72×8.612.5×0.96×0.810.4-9.6×0.350.8×(4.3×1.25)3.12+3.12×9928.6×101-28.60.86×15.7-0.86×14.72.4×1022.31×1.2×0.514-7.32-2.682.64+8.67+7.36+11.3370÷28(2.5-0.25)×0.49.16×1.5-0.5×9.163.6-3.6×0.563.4÷2.5÷0.44.9÷1.43.9÷(1.3×5)(7.7+1.54)÷0.72.5×2.42.7÷4515÷(0.15×0.4)0.35×1.25×2×0.832.4×0.9+0.1×32.415÷0.25