小数乘法简便计算精选一线教师 倾情奉献 20Word格式文档下载.docx

1、6.7596.75 0.3771010.3771.2250 0.8810020.053.760.02 2.21052.55.0340 7.21.12.81.150.39_（0.125.61.34.41.3（_）0.723800 1010.189.459999.45 0.266110.266250 0.42987.710.02 2.31026.64400 4.42.55.62.54.28.25_250（0.310.4）（_6.75.23.35.2（_）0.1120.50.02 990.787.579997.57 0.249100010.24980.025 0.629.582 1.31010.02

2、50.180.4 9.89.70.199*99999.76.31.63_（0.78.63.31.43.3（_）0.21980 10010.557.739997.73 0.1751010.1753.20.025 0.892.81200 1.50.4 0.32.19.72.19.39_（0.659.44.40.64.4（_）0.3418 10010.899.37999.37 0.637110.6377.22.5 0.1610019.232 2.39.264 3.61.26.41.24.12.92_25（0.525.87.14.27.1（_）0.7850.04 990.793.5293.52 0.5191010.5192.5 0.915.1520 2.410045.40.04 0.57.29.57.27.35.17_（0.80.04）（_8.52.71.52.7（_）0.8210.996.41996.41 0.9861010.9860.80.25 0.449990.10.2 2.40.57400 7.56.22.56.26.85.03_（0.5640）（_4.96.65.16.6（_）0.751500.002 990.371.5699991.56 0.2311010.2314.82.5 0.343.62200 1.35.384 0.76.19.36.1