简便运算竖式计算.doc

竖式计算 7.1522 90.753.3 3.680.25 16.90.13 3.70.016 13.760.8= 5.20.6 8.41.3 6.40.5 4.480.4 5.255 35.44.2 0.0420.54 0.760.32 5.63.5 0.491.4 0.3961.2= 0.7560.36= 15.613= 3.0636= 1.553.9 （保留一位小数）0.1815= 0.02514= 5.763 0.040.12 3.842.6 4.80.25 0.1251.4 （保留两位小数） 2.50.7= （保留三位小数） 10.13.3= （商用循环小数）10.7512.5= （用乘法验算） 3.259.04= （用除法验算） 二、脱式计算（能简算的要简算）18.769.918.76 3.522.50.4 3.94.16.15.9 0.89100.19.60.80.4 4.2994.2 3.6510.1 17.8(1.784) 1.252.532 3.20.2512.5 15.20.254 146.5(2346.5) 3.834.563.835.44 4.3612.58 9.7999.7 0.6510127.53.77.53.7 8.542.50.4 1.0825 2.523.4 (45.932.7)80.125 3.140.6831.40.032 5.61.250.82.50.47.20.22.41.4 8.91.01 7.74（2.81.3）1.52.23.92.73.97.3 181.80.1250.8 12.79.91.27 21（9.33.7）5.6 15.02-6.8-1.02 5.411-5.4 2.316+2.323+2.3 9.43-（6.28-1.57） 3.654.736.50.37 46572386 13.70.253.74 2.229.9+6.666.7 1010.87-0.9187 10.716.1-15.110.7 0.79199 1.76+0.195+3.244.8+8.63+5.2+0.37 5.93+0.19+2.81 2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98 7.54.96.5 82.451.50.134+2.66+0.866 1.27+3.9+0.73+16.1 1.293.72.716.3 3.070.381.62 3.251.790.591.75 23.40.813.47.2 3.20.364.81.64 1.233.40.236.6 0.2536 2.4102 12.7（3.70.84） 36.541.764.54 0.250.735 70287.60.80.27.6 0.85199 0.258.54 0.324031.288.60.728.6 12.50.960.8 10.49.60.5 4.91.4 0.8（4.31.25） 3.123.1299 28.610128.3 2.52.40.8615.70.8614.7 2.311.20.5 63.42.50.4 3.9（1.35）147.322.68 2.648.677.3611.33 2.745 15（0.150.4） （2.50.25）0.4 9.161.50.59.16 3.63.60.5 150.25 0.351.2520.8 32.40.90.132.4 （7.71.54）0.7 0.250.046 2.57.14 16.129916.12 5.20.90.9 0.120.50.167.2899+7.28 4.3500.2 642.640.5 9.599 2615.715.724 (2.275 0.625)0.28 1.2(9.62.4)4.8 12.58.8 8.91.14.7 2.75.43.9 3.69.85-5.46 3.94+34.30.2 8.053.4+7.6 6.584.50.9 2.80.5+1.58 (1.250.125)84.8100.1 56.59956.5 7.0910.80.87.09 4.84.80.54.85 + 0.35 1.4 8.7 17.4 - 8.7 7.4 324.90.9 9.5101 12.50.42.58 0.873.16+4.64 0.68 （5.2 -3.5） 1.25 40.5 0.81 0.18 4.8 （15 2.4） 213.0.8257 3.810.16.81+6.8199 0.2518540 4.40.83.40.8 7.69101 (9.37+937+937+937) 25 42.1.1.1.75 0.125722.376.3+2.373.7 2.51.250.32 2.5(3.80.04) 13