小学总复习简便运算238题(有答案).docx

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1、小学数学简便运算专项练习238题（有答案）8.（﹣÷4×）÷1.（0.86+0.86+0.86+0.86）×259.×232.4÷1+6×10.38﹣15.38+61.25﹣3.623.125÷（50÷8）11.17.98+2.5×0.3﹣18÷1.54.7.6×÷[1.9﹣1.9×（1.9﹣1.9）]．12.×+×5．999×999﹣2×999+1．13.（+）÷．6．1.25×0.25×0.05×6414.7.20.06×65+380×2.006﹣2.006×30．115.16.17.．18.22.7×1.25×0.819.3

2、.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+3.56数学简便运算------231.15.35（5.35+7.2）32.600÷1233.67×102．34

3、.35.36.37.．38.1.3﹣3.79+9.7﹣6.2139.3.64÷4+4.36×0.25÷（﹣）×（﹣）40.41.9×4.25+4×42.（﹣）×4×943.1+2+3+4+⋯+49+50．44.4.8×0.2545.2.33×0.5×4数学简便运算------346.1.2×2.5+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÷125÷853.7.31+15.05+

4、2.69+4.9554.47×10155．573﹣29856.194+50157.627﹣（427+189）58.630÷1459.125×25×3260.210÷6÷5．61．125×32数学简便运算------462.640÷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+17374.5604﹣（723+160

5、4）×1.67+0.33×75.76.999×667+667．77.2004×数学简便运算------578.81﹣（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+14.95+8.

6、76﹣4.9593.52.7﹣5.27﹣2.7数学简便运算------694.35×20195.4500÷25÷496.125×3297.654××99+346×99．98.56×12.599.14.6﹣（4.6+7.2）100.99×99+199．101．0.125×0.25×8×4102.1927﹣528﹣472．103.（++）×105104.×+25%×+0.25×2+3﹣3+1+1105.106.3.7×99+3.7107.1.2×2.5+2.8×2.5108.4.8×2.5．109.4.05﹣2.86﹣0.14数学简

7、便运算------7110.7×+0.4×7111.2.25×3.14×4+3.14112.（﹣）×17×15．113.6.3×8.7+8.7×3.7114.（﹣+）×12115.115.×+÷．116.7.25﹣3+3.75﹣6117.49×（+）×25×+÷﹣．118.119.﹣+120.×12.5×8×0.4121.×12．122.25×0.32×1.25123.0.37×79+3.7×2.1124.2011÷2011+125.++++数学简便运算------8126.（﹣）×12127.1000+999×999．128.

8、178.4﹣45.3﹣54.7129.456﹣（256﹣144）130.102×45131.32×125×25132.43×99+43133.（40+8）×25134.73×99135.54×11﹣54．136.301×79137.125×72×