五年级上册数学计算题

五年级上册数学计算题,标签：数学文集大全,http://www.5ijcw.com

20÷12≈              2.9×1.8≈              5.08×0.25≈

五、竖式计算（得数保留三位小数）
2.5÷0.7=                 2.5÷0.7=               3.25×9.04=

六、竖式计算（用循环小数表示商）
36.8÷16≈            10.1÷3.3≈        15.3÷11≈          0.78÷1≈

七、脱式计算
（2.65+2.77）÷（1.98-0.98）=          3.7×91.6+6.3×91.6=

0.45×12×0.2=                       6.2×2.1－2.12.8－2.8×0.15=

2.8×1.43＋0.57=                    10－6.06＋8.5=

6×0.25×1.8=                      144÷3.6＋27.2=

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0.87×3.16+4.64=                  6.8×0.75÷0.5=

13.75÷0.125–2.75=               53+23.4÷7.2=

2.881÷0.43－0.24×3.5=                  28-(3.4+1.25×2.4)=

（31.8+3.2×4）÷5=                     31.5×4÷(6+3)=

0.64×25×7.8+2.2=                   2÷2.5+2.5÷2=

194－64.8÷1.8×0.9=                36.72÷4.25×9.9=

5180－705×6=                      24÷2.4－2.5×0.8=

3.416÷（0.016×35）=

八、用简便方法计算下面各题
5.12＋2.54＋4.88=             12.5×17.8×0.8=           9.9×2.5=

9.4×5.8＋10.6×5.8=        0.125×0.32×0.25=       9.6+9.6×99=

2.8×7.6+1.4×2.8 +2.8=       6.3×10.1=           0.25×3.2×12.5=

12.5×9.7?12.5×8.7=               3.7×91.6+6.3×91.6=

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