小数乘法简便计算精选一线教师 倾情奉献 160文档格式.docx

1、1010.4424.40.025 0.741020.050.01200 2.41015.990.4 3.67.66.47.67.96.55_（0.21400）（_8.34.71.74.7（_）0.4160.1258 9990.983.169993.16 0.9481010.9480.425 0.950.5120 2.410012.36400 5.35.84.75.87.55.75_250（0.264）（_6.71.73.31.7（_）0.1890.04 1010.768.76998.76 0.4281010.4281.20.25 0.687.392 2.510041.930.04 9.11.2

2、0.91.23.20.67_（0.420.4）（_2.99.47.19.4（_）0.0845000.02 990.552.899992.89 0.689100010.6894.80.025 0.230.1910030.0256.050.4 9.48.80.68.88.83.42_（0.321.13.38.93.3（_）0.6561.2580 9990.878.9598.95 0.569110.5692.5 0.789980.594.410.4 8.43.91.63.97.68.16_（0.036.34.83.74.8（_）0.2412.5800 10016.4699996.46 0.15910

3、10.15960.025 0.769996.52200 2.23.910.4 3.31.76.71.777.9_（0.430.04）（_5.29.74.89.7（_）0.50750.2 9990.693.67993.67 0.876110.8762.40.25 0.947.922 1.21058.1140 3.13.16.93.12.10.65_（0.947.27.62.87.6（_）0.581400 1010.344.72994.72 0.564100010.56482.5 0.14989.020.02 1.43.63400 7.71.92.31.922.74_（0.673.62.36.42.3（_）0.7870.479.8999.89 0.723110.7230.25 0.61990.0620 1.31047.46400 1.23.58.83.5