小数乘法简便计算精选一线教师 倾情奉献 141Word下载.docx

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2、010.672250 0.811024.4320 1.11042.370.04 5.32.64.72.68.64.48_（0.430.4）（_8.84.21.24.2（_）0.6865000.2 9990.375.9899995.98 0.63610010.6363.20.25 0.453.540.2 1.34.320.4 4.72.15.32.16.98.05_（0.090.04）（_4.48.55.68.5（_）0.365400 9990.117.679997.67 0.573110.5731.20.25 0.2210016.50.2 1.10.044 4.33.95.73.95.10.11_（0.764）（_1.42.58.62.5（_）0.0880.002 9990.132.8992.89 0.746100010.7462.80.025 0.76990.861.150.4 9.32.40.6999999999999992.41.39.87_250（0.99.58.20.58.2（_）0.208800 10010.271.92991.92 0.52610010.5262250 0.620.1920 2.51032.670.04 1.15.28.95.2