小数乘法简便计算精选一线教师 倾情奉献 18Word格式文档下载.docx

1、100010.2546.42.5 0.241010.51.54200 2.41050.257.8840 1.13.78.93.72.10.1_（0.550.4）（_7.93.62.13.6（_）0.1265000.002 990.573.3699993.36 0.3581010.358625 0.729986.77200 2.510050.35400 5.25.34.85.37.15.2_0.025（0.096.64.43.44.4（_）0.29612.58 990.872.8899992.88 0.293110.2935.225 0.7810020.051.852 2.51033.290.4

2、 3.85.56.25.58.34.28_25（0.874）（_1.65.38.45.3（_）0.440 990.377.81997.81 0.77910010.7790.025 0.256.64200 2.20.630.04 5.67.94.47.954.82_250（0.778.57.11.57.1（_）0.851.2580 1010.886.619996.61 0.98710010.9877.6250 0.726.32200 1.210036.994 6.74.63.34.65.85.53_（0.132.23.37.83.3（_）0.635500.2 990.419.549999.54

3、0.57510010.57580.025 0.921027.06200 2.38.5240 4.85.35.21.13.62_（0.66400）（_4.81.74.8（_）0.1430.214.9299994.92 0.4161010.4162.425 0.679991.570.02 1.37.834 4.71.45.31.43.58.74_（0.447.84.72.24.7（_）0.0640.08 990.652.669992.66 0.276110.2762.5 0.117.6820 2.11040.1340 7.75.62.35.63.76_（0.335.37.50.9670.08 10010.383.359993.35 0.671110.6710.80.25 0.754.5320 1.110045.23400 0.82.59.22.5