小数乘法简便计算强烈推荐137.docx

1、小数乘法简便计算强烈推荐137224.5+2.2553.20.1258.91.1-0.892410.145.5251.62512.5780.85.15+5.15250.8540.27(300+2)86.91.258910.1652.2+6.5784.81.256.83.1-0.686010.10.40.62.542512.5260.88.44.6+8.45.40.250.970.40.23(400+6)83.312.54310.1432.6+4.3740.81.257.49.1-0.745610.10.047.1251.6251.25760.81.92.8+1.97.20.250.960.04

2、0.24(500+3)0.82.612.5939.9362.2+3.6780.81.255.84.1-0.589210.143.80.250.80.2512.582869.5+60.5250.540.27(400+7)0.85.312.5469.9543.2+5.4687.21.251.42.1-0.14129.945.70.251.62.51.251783.24.8+3.25.22.50.8540.21(500+2)89.812.5549.9234.2+2.358812.56.81.1-0.681710.10.048.42.52.8251.25920.82.71.2+2.78.8250.84

3、0.24(500+7)0.85.912.57110.1165.3+1.6470.81.251.42.1-0.147510.10.49.5253.62.512.55886.84.8+6.85.20.250.950.40.21(400+1)83.61.25339.9762.1+7.679812.527.1-0.25510.148.90.252.42.512.59089.68.4+9.61.6250.9840.27(300+8)0.84.61.254210.1904.3+9577.212.54.69.1-0.46739.90.048.42542.50.125870.81.69.4+1.60.62.5

4、0.980.40.25(400+9)86.80.125999.9394.8+3.95241.255.66.1-0.563410.10.45.60.253.62.50.1259480.88.6+0.81.42.50.7340.29(400+8)0.83.90.1252910.1552.6+5.5742.412.51.18.1-0.11269.90.44.52.540.2512.55480.86.7+0.83.3250.5440.28(100+8)0.84.30.1259210.1211.1+2.1891.612.58.65.1-0.869610.10.048253.2250.1258489.71

5、.3+9.78.72.50.730.040.21(400+4)0.84.61.25159.9853+8.570812.53.43.1-0.34969.90.43.12.540.2512.5500.81.77.4+1.72.6250.6840.24(300+1)82.20.125769.9321.9+3.2811.612.56.39.1-0.63889.90.046.2250.40.251.257982.72+2.780.250.50.040.24(300+3)0.88.60.125339.9864.6+8.6544.80.1252.16.1-0.21799.942.40.251.20.2512.5500.865.8+64.2250.590.40.26(200+4)86.312.55610.1714.3+7.1573.20.1253.47.1-0.342610.10.41.5250.80.2512.5100.84.49.4+4.40.6250.740.29(400+8)0.88.10.125419.9751.2+7.588412.579.1-0.71610.10.043.12.50.4251.254987.24.3+7.25.7