小数简便计算题100道.doc

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1、3.56＋4.54＋6.44＋5.465.03－0.25－1.754.86＋5.24－1.868.13＋(1.87－0.5)23.7－1.6－3.7－8.487.4－(21.25＋17.4)－8.7514.6－9.91.9＋1.99＋1.99919.43－(6.72＋1.43)2.69－1.35＋3.31－2.6517.28－3.86－6.14＋2.725.25＋3.76－2.76＋4.754.5＋5.5－4.5＋5.521.53－(13.64－8.47)28.49－1.1－2.47－6.437.34＋2.

2、5＋2.66－1.53.25＋1.79－0.59＋1.753.79－1.225－(3.775－6.21)27.38－5.34＋2.62－4.664.12＋8.59＋5.88＋1.4112.87－1.34－2.6621.53＋4.87－2.5315.21＋(4.79－2.8)12.19－2.6－2.19－3.4109.72－(5.62＋9.72)21.3－19.939.6－(18.31＋9.6)－1.6914.25－2.45＋5.75－3.5524.51－3.14－6.86＋4.4941.25＋5.87－3.

3、87＋4.6511.5＋8.5－11.5＋8.58.13－(12.25－11.87)34.34－2.1－2.35－5.5581.67＋4.17＋4.33－2.171.35＋12.87－1.37＋8.6515.51－3.334－(2.666－4.49)21.62－4.35＋8.38－5.650.125×3.69×8(2.5－0.25)×48.59×1010.36×15.7－0.36×13.75.64×1.28＋8.72×5.640.63×19960÷487.73×0.5＋2.27÷24.37＋99×4.371

4、0.1×38.67－3.8679.9÷5.58.63×25－0.063×2509.3×10.13.99÷0.125÷80.99×0.81＋0.11×9×0.19(5.23＋5.23＋5.23＋5.23)×250.25×1.25×0.67×322.49×3.8＋0.249×6233.41÷4－3.41×0.2554.8－0.3×0.3－3.91(6.4＋48)÷0.815×9.72.5×(4＋8)×12.50.25×8×2.12（12.5－1.25）×85.7×18.34－57×0.8343.87×4.12＋

5、5.88×3.878.8÷5.53.25×1995.64＋99×5.6420.1×35.22－3.5225.2×20.13.7×1.63－0.37×15.30.88×0.78＋0.11×0.22×0.82.5×(4.21＋4.21＋8.42)1.25×1.86×32×0.254.34×0.25＋0.25×5.56＋0.025(7.2＋54)÷0.92.73×0.125＋7.27÷856.34÷2－6.34×0.511.43÷0.8÷12.512×19.821.56－0.4×0.4－3.8480÷327.56

6、×1011.25×2.5×(8＋4)