小数乘法简便计算【习题】.pdf

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1、______________________________________________________________________________________________________________小数乘法简便计算（一）0.25×8.5×412.5×0.96×0.80.25×0.73×44.36×12.5×80.25×16.2×41.25×2.5×323.2×0.25×12.50.25×36(1.25－0.125)×84.8×10.13.6×1020.39×1990.32×4033.65×10.10.85×9.93.72×3.5＋6.28×3.515.6×2.1－15.6

2、×1.14.8×7.8＋78×0.5256.5×99＋56.5-可编辑修改-______________________________________________________________________________________________________________小数乘法简便计算（二）7.09×10.8－0.8×7.091.87×9.9＋0.1874.2×99＋4.23.83×4.56＋3.83×5.449.7×99＋9.727.5×3.7－7.5×3.73.14×0.68＋31.4×0.0327.2×0.2＋2.4×1.45.4×11-5.47.74×（2.8

3、－1.3）＋1.5×2.263.9×2.7＋3.9×7.312.7×9.9＋1.272.3×16+2.3×23+2.33.65×4.7－36.5×0.37101×0.87-0.91×87-可编辑修改-______________________________________________________________________________________________________________小数乘法简便计算（三）46×57＋23×8610.7×16.1-15.1×10.77.6×0.8＋0.2×7.61.28×8.6＋0.72×8.610.6×0.35－9.6×0.3

4、58.9×1.010.65×10148×0.56＋44×0.480.279×343＋0.657×2790.264×519＋264×0.4819.16×1.53－0.053×91.60.125×9612.5×10.8（20－4）×0.2545×21－50×2.145×1.58＋5.5×15.825×7.3×0.4-可编辑修改-______________________________________________________________________________________________________________小数乘法简便计算（四）53×10.14.2×6.51＋

5、3.49×4.225×7.3×0.42.7×3.7+0.37×730.125×9612.5×10.8（20－4）×0.253.65×10.145×21－50×2.145×1.58＋5.5×15.89.99×2.22＋3.33×3.343.7×1.4×0.0572×0.81+10.41.4×25+3.451.5×1021.25×0.7×0.87.6×0.8＋0.2×7.60.85×9.91.28×8.6＋0.72×8.612.5×0.96×0.810.6×0.35－9.6×0.35-可编辑修改-___________________________________________________

6、___________________________________________________________小数乘法简便计算（五）8.7×990.8×（12.5–1.25）1.25×0.4×80×2.51.25×2.5×325×1.03×0.232×1.250.45×9915.6×2.1－15.6×1.10.25×16.2×4(1.25－0.125)×84.8×10.13.6×1023.72×3.5＋6.28×3.51.87×9.9＋0.1874.2×99＋4.24.8×7.8＋78×0.5256.5×99＋56.57.09×10.8－0.8×7.093.83×4.56＋3.83×5

7、.444.36×12.5×89.7×99＋9.7-可编辑修改-______________________________________________________________________________________________________________小数乘法简便计算（六）27.5×3.7－7.5×3.73.2×0.25×12.50.25×360.25×0.73×43