小学总复习简便运算238题(有答案)

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1、30数学简便运算------小学数学简便运算专项练习238题（有答案）30数学简便运算------1.（0.86+0.86+0.86+0.86）×252.4÷1+6×3.125÷（50÷8）4.7.6×÷[1.9﹣1.9×（1.9﹣1.9）]．　5．999×999﹣2×999+1．　6．1.25×0.25×0.05×647.20.06×65+380×2.006﹣2.006×30．　8.（﹣÷4×）÷9.×2310.38﹣15.38+61.25﹣3.6211.17.98+2.5×0.3﹣18÷1.512.×+×13.（+）÷．14.30数学简便运算---

2、---15.16.17.．18.22.7×1.25×0.819.3.91×2.8+6.09×2.8．　20.23.4×16﹣23.4×621.20﹣5.75﹣14.2522.1.25×0.25×3223.56×（﹣+）　24．0.279×258+0.742×27925.13÷28+11÷27+15÷28+38÷27．　26.（+）×24×1527.3.7×+5.3×0.75+．28.9.9+99.9+999.929.6.8÷4﹣1.2×25%+4×0.25．30.6.3+6.44+2.7+3.5630数学简便运算------31.15.35﹣（5.35

3、+7.2）32.600÷1233.67×102．　34.35.36.37.．　38.1.3﹣3.79+9.7﹣6.2139.3.64÷4+4.36×0.2540.÷（﹣）×（﹣）41.9×4.25+4×42.（﹣）×4×943.1+2+3+4+…+49+50．　44.4.8×0.2545.2.33×0.5×430数学简便运算------46.1.2×2.5+0.8×2.547.3.7÷1.25÷8．　48.43.6+9.8+6.449.17.3×0.25×850.2.31×1.5+1.5×7.69．　51.10.24﹣6.67﹣1.3352.32000

4、÷125÷853.7.31+15.05+2.69+4.9554.47×101　55．573﹣29856.194+50157.627﹣（427+189）58.630÷1459.125×25×3260.210÷6÷5．　61．125×3230数学简便运算------62.640÷5÷863.653﹣9864.944+102．　65．25×79×466.8×166×2567.50×25×4×368.8×（25×15）69.（250×72）×470.5×25×13×40×20．　71.7350÷2572.54×10173.227+364+146+17374.5

5、604﹣（723+1604）　75.×1.67+0.33×76.999×667+667．　77.2004×30数学简便运算------78.81﹣（3.81﹣1.65）+2.2579.24×（﹣+）．　80.（+）×2481.+×　82.2.5×3.2×1.2583.4.05﹣（2.05+）84.5.39++4.61+85.0.588×+4×9.412+×0.588．　86．45×98+45×287.452﹣（152+240）88.99×2789.1120÷16÷790.113×36﹣13×3691.179﹣245+321﹣155．　92．1.24+1

6、4.95+8.76﹣4.9593.52.7﹣5.27﹣2.730数学简便运算------94.35×20195.4500÷25÷496.125×3297.654××99+346×99．　98.56×12.599.14.6﹣（4.6+7.2）100.99×99+199．　101．0.125×0.25×8×4　　　　　　102.1927﹣528﹣472．　103.（++）×105104.×+25%×+0.25×105.2+3﹣3+1+1106.3.7×99+3.7 107.1.2×2.5+2.8×2.5108.4.8×2.5．　109.4.05﹣2.86﹣

7、0.1430数学简便运算------110.7×+0.4×7111.2.25×3.14×4+3.14112.（﹣）×17×15．113.6.3×8.7+8.7×3.7114.（﹣+）×12 115.×+÷．　116.7.25﹣3+3.75﹣6117.49×（+）×25118.×+÷﹣．　119.﹣+120.×12.5×8×0.4121.×12．　122.25×0.32×1.25123.0.37×79+3.7×2.1124.2011÷2011+125.++++30数学简便运算------126.（﹣）×12127.1000+999×999．　128.17

8、8.4﹣45.3﹣54.7129.456﹣（256﹣144）130.102×45131.32×