1、小数乘法简便计算强烈推荐310.48.60.252250.125200.89.12.8+9.17.2250.7940.22(100+7)82.612.5689.9364.1+3.6595.612.57.18.1-0.718010.10.044.4253.20.250.1256980.66.7+0.63.32.50.6140.27(200+9)85.41.257210.1192.9+1.97140.1253.77.1-0.379810.10.47.42.522.50.125450.83.37.3+3.32.70.250.9640.27(200+8)0.89.40.1253210.1641.1+6
2、.4892.41.258.92.1-0.89249.90.46.22.51.20.251.252388.58+8.522.50.640.27(100+4)0.87.71.253210.1581.7+5.88381.255.93.1-0.597310.142.70.251.20.251.25980.873.8+76.20.250.450.40.22(200+4)89.10.1255610.1432.4+4.3765.60.1254.56.1-0.454810.10.40.3251.62.51.25570.85.69.1+5.60.92.50.530.40.26(100+6)0.89.30.125
3、479.9644.8+6.4526.412.585.1-0.88710.10.049.90.250.4251.257089.15.7+9.14.3250.6540.26(400+8)0.84.512.5709.9363.2+3.6685.60.1252.56.1-0.255510.1432.520.251.257282.41.6+2.48.42.50.70.040.26(100+1)0.86.10.1257610.1373.1+3.7690.81.253.79.1-0.374010.140.5251.22.50.1256487.78.7+7.71.32.50.540.40.22(200+1)0
4、.89.61.25999.9951.9+9.581812.54.12.1-0.418010.143.30.251.22.51.256284.16.2+4.13.8250.9340.26(100+3)87.41.254610.1151.9+1.5811.60.1251.37.1-0.138010.147.80.250.82.512.5640.81.55.4+1.54.6250.80.040.28(300+3)0.87.812.5809.9584.7+5.85341.256.38.1-0.63169.948.12.522.50.1254786.12.2+6.17.80.250.70.40.22(2
5、00+1)84.312.57610.1835.5+8.3451.612.56.27.1-0.62169.944.10.253.20.250.1258682.43.4+2.46.6250.7540.26(200+1)86.912.51110.1163.6+1.664412.586.1-0.8599.90.47.20.250.80.250.1252689.66.9+9.63.10.250.650.40.28(200+4)0.88.31.25849.9151.8+1.5826.412.57.52.1-0.75659.90.045.82.50.42.512.55587.19.2+7.10.82.50.5640.21(300+6)0.89.112.53910.1573.2+5.76841.255.94.1-0.594410.145.30.2542512.5430.814+16250.910.040.23(200+4)83.41.25269.9651.3+6.5873.212.53.71.1-0.378510.10.041.62.52.82.50.125740.846.1+43.9250.820.40.23(400+6)86.61.257810.1
