简便运算竖式计算

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1、竖式计算7.15×2290.75÷3.33.68×0.2516.9÷0.133.7×0.01613.76×0.8=5.2×0.68.4×1.36.4×0.54.48×0.45.25×535.4×4.20.042×0.540.76×0.325.6÷3.50.49÷1.40.396÷1.2=0.756÷0.36=15.6×13=3.06×36=1.55÷3.9（保留一位小数）0.18×15=0.025×14=5.76×3＝0.04×0.12＝3.84×2.6≈4.8×0.25＝0.125×1.4≈（保留两位小数）2.5÷0.7=（保留三位小数）10.1÷3.3=（商用循环小数）10.

2、75÷12.5=（用乘法验算）3.25×9.04=（用除法验算）二、脱式计算（能简算的要简算）18.76×9.9＋18.763.52÷2.5÷0.43.9－4.1＋6.1－5.90.89×100.19.6÷0.8÷0.44.2×99＋4.23.65×10.117.8÷(1.78×4)1.25×2.5×323.2×0.25×12.515.2÷0.25÷4146.5－(23＋46.5)3.83×4.56＋3.83×5.444.36×12.5×89.7×99＋9.70.65×10127.5×3.7－7.5×3.78.54÷2.5÷0.41.08×252.52×3.4(45.9－32.7

3、)÷8÷0.1253.14×0.68＋31.4×0.0325.6÷1.25÷0.8÷2.5÷0.47.2×0.2＋2.4×1.48.9×1.017.74×（2.8－1.3）＋1.5×2.23.9×2.7＋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×

4、16.1-15.1×10.70.79×1991.76+0.195+3.244.8+8.63+5.2+0.375.93+0.19+2.812.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.987.5＋4.9－6.58－2.45－1.50.134+2.66+0.8661.27+3.9+0.73+16.11.29＋3.7＋2.71＋6.33.07－0.38－1.623.25＋1.79－0.59＋1.7523.4－0.8－13.4－7.23.2＋0.36＋4.8＋1.641.23＋3.4－0.23＋6.60.25×362.4×10212.7－（

5、3.7＋0.84）36.54－1.76－4.540.25×0.73×570÷287.6×0.8＋0.2×7.60.85×1990.25×8.5×40.32×4031.28×8.6＋0.72×8.612.5×0.96×0.810.4－9.6×0.54.9÷1.40.8×（4.3×1.25）3.12＋3.12×9928.6×101－28.32.5×2.40.86×15.7－0.86×14.72.31×1.2×0.563.4÷2.5÷0.43.9÷（1.3×5）14－7.32－2.682.64＋8.67＋7.36＋11.332.7÷4515÷（0.15×0.4）（2.5－0.25）×0

6、.49.16×1.5－0.5×9.163.6－3.6×0.515÷0.250.35×1.25×2×0.832.4×0.9＋0.1×32.4（7.7＋1.54）÷0.70.25×0.0462.5×7.1×416.12×99＋16.125.2×0.9＋0.90.12×0.5×0.16＝7.28×99+7.284.3×50×0.264－2.64×0.59.5×9926×15.7＋15.7×24(2.275＋0.625)×0.281.2×(9.6÷2.4)÷4.812.5×8.88.9×1.1×4.72.7×5.4×3.93.6×9.85-5.463.94+34.3×0.28.05×3.

7、4+7.66.58×4.5×0.92.8×0.5+1.58(1.25－0.125)×84.8×100.156.5×99＋56.57.09×10.8－0.8×7.094.8－4.8×0.54.85+0.35÷1.48.7×17.4-8.7×7.432＋4.9－0.99.5×10112.5×0.4×2.5×80.87×3.16+4.640.68÷（5.2-3.5）×1.2540.5÷0.81×0.184.8×（15÷2.4）2．13.×0.×82573.8×10.16.81+6.81