小数乘法复习题.doc

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1、小数乘法复习题1姓名0.72×5=12.4×7＝6.7×0.3＝0.37×0.4＝0.56×0.04＝0.29×0.07＝0.6×0.39＝7×0.86＝2.3×12＝2.4×6.3＝3.7×4.6＝6.5×8.4＝12.5×42＝1.06×25＝18.7×3.270.5×6.4＝24.5×30＝0.65×200＝0.87×50＝2.89×700＝27×0.43＝14×0.55＝45×0.049＝16×54.5＝102×0.45＝2.6×1.08＝0.06×1.7＝1200×0.03＝小数乘法复习题2姓名1.根据已知算式的积，写出其他算式的积。

2、32×15=480320×15＝32×150＝3.2×15＝32×1.5＝32×0.15＝3.2×1.5＝0.32×0.15＝0.032×150＝56×1.3＝72.85.6×13＝0.56×1.3＝56×0.13＝0.056×1.3＝560×1.3＝5.6×13＝5600×0.13＝0.56×130＝2.保留一位小数:1.2×1.40.37×8.43.保留两位小数:0.86×1.22.34×0.154.用简便方法计算下面各题。4.8×0.250.23×0.5×41.5×1051.2×2.5+0.8×2.55.5×17.3+6.7×5.50.6

3、5×2010.25×4.78×4