小数乘法简便计算强烈推荐260.docx

1、小数乘法简便计算强烈推荐260502.2+578412.53.75.1-0.371810.145.2252.82.50.125340.82.82.2+2.87.82.50.680.040.29(200+4)0.85.80.1254510.1611.4+6.1861.612.57.91.1-0.79659.942.90.254251.254283.66+3.642.50.920.040.29(500+2)0.82.712.52810.1682.2+6.8783.20.1252.66.1-0.265910.144.70.251.22512.5800.86.77.9+6.72.10.250.880.

2、40.29(300+3)83.412.55510.1802.6+8742.412.53.38.1-0.33549.90.048.52520.251.252783.63.6+3.66.4250.960.40.27(200+6)82.51.25339.9192.9+1.9717.212.51.12.1-0.11659.90.044.72.542.51.25410.81.51.2+1.58.8250.770.040.24(300+1)86.512.5679.9772.1+7.77940.1257.13.1-0.719310.10.043.30.251.60.250.1259087.61.2+7.68

3、.82.50.740.040.29(200+7)87.60.1257610.1252.5+2.5755.60.1256.21.1-0.62289.90.048.90.252251.2564873.8+76.2250.630.040.24(500+3)86.10.1256510.1392.7+3.9734.812.59.33.1-0.938810.10.041.10.251.2251.2528883.7+86.3250.790.040.24(500+3)0.84.812.5919.9503.3+5670.80.1259.84.1-0.986210.10.040.42.51.60.250.1254

4、288.86.4+8.83.62.50.470.040.25(400+1)83.30.125309.9352.3+3.5772.412.539.1-0.3589.90.49.80.250.40.251.258783.38.6+3.31.42.50.550.40.22(400+3)0.87.80.1258610.1813.6+8.1643.212.59.95.1-0.99979.90.043.20.251.60.2512.5380.871.2+78.80.250.870.40.26(400+7)85.71.25879.9964.4+9.65681.259.82.1-0.98689.90.42.7

5、0.254251.25140.899.7+90.32.50.930.040.27(100+3)0.89.912.59210.1281.7+2.8833.20.1257.65.1-0.76649.90.045.9253.20.2512.58680.48.2+0.41.8250.9340.25(300+6)0.8812.5559.9835.3+8.3470.80.1254.72.1-0.47299.90.40.7253.22512.52683.24.7+3.25.32.50.880.40.24(100+7)89.70.125809.9565.5+5.6454.80.1251.14.1-0.118310.149.72.52.40.2512.57288.68+8.622.50.6240.29(200+8)83.51.257310.1793.5+7.9656.40.1256.68.1-0.66379.90.044.52.50.82.512.5140.845.6+44.4250.770.40.26(200+8)0.85.11.25699.9623+6.2701.612.59.63.1-0.96349.90.45.1250.40.251.252489.46.2+9.43.8