小数乘法简便计算强烈推荐143.docx

1、小数乘法简便计算强烈推荐143115.4+1.1460.80.1251.61.1-0.16929.90.42.42.53.60.250.125170.80.82.3+0.87.70.250.460.040.22(400+3)0.88.50.1251410.1362.6+3.6741.612.57.91.1-0.79199.942.12.542.50.1252482.93.9+2.96.1250.6440.22(100+2)850.1254010.1854.5+8.55540.1255.44.1-0.54459.90.044.12542.50.12560.84.75+4.750.250.7840

2、.23(400+4)88.61.253510.1604.7+6530.80.1259.73.1-0.978910.10.430.2522.50.125950.80.39.2+0.30.8250.940.29(300+7)0.82.90.125579.9404.1+4591.60.1257.77.1-0.778110.10.040.50.251.20.250.1256787.63.9+7.66.10.250.560.040.26(300+2)0.88.50.1251710.1474.4+4.7560.80.1254.86.1-0.48969.90.47.30.251.60.251.258787.

3、95.4+7.94.6250.580.040.27(300+6)85.712.5499.9133.5+1.36580.1254.64.1-0.46809.9420.252.42.51.254386.23.7+6.26.30.250.470.040.29(200+5)86.70.1259810.1724.3+7.2574.812.56.91.1-0.69349.90.047.92.54250.125150.87.37.7+7.32.32.50.810.40.25(300+1)88.712.51910.1944.1+9.4595.612.58.55.1-0.857010.10.47.50.253.

4、22.50.1254583.82+3.88250.4540.25(500+7)85.312.5559.9685.5+6.8450.81.253.65.1-0.36819.90.046.62.51.22.51.25790.81.14.5+1.15.5250.880.040.24(300+7)89.61.259310.1592.6+5.9747.20.1254.25.1-0.424110.10.44.70.2542512.52087.66.8+7.63.20.250.70.040.27(400+7)0.86.60.1254810.1914.6+9.1547.212.59.31.1-0.931410

5、.10.47.60.250.42512.5710.86.85.3+6.84.70.250.9240.29(500+7)89.212.5879.9514.2+5.1583.212.58.34.1-0.83619.90.45.7250.80.250.125370.84.95.4+4.94.60.250.910.40.25(100+7)0.86.812.5859.9463.8+4.662812.55.87.1-0.58419.946.52.51.22.512.52480.86.2+0.83.8250.860.40.21(200+3)0.88.912.5929.9974.8+9.7521.612.57.38.1-0.73949.90.0482.51.62.512.5370.88.23.4+8.26.60.250.6140.22(500+5)0.82.70.1251110.1904.6+9545.60.1258.51.1-0.85589.945.4252.42.512.5890.82.26.2+2.23.82.50.980.40.26(300+4)82.212.5809.9702.5+77541.254.77.1-0.47899.942.52.52.80.251.25140.88.57+8.53