小学五年级数学上册简算题(全)培训讲学.doc

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1、一、能用简便的要简便计算12.3×4×0.2512.96－（9.6－1.52）85×10.11.2÷0.25＋1.3×4103×0.25（4.8＋6.4）÷835÷12540.5÷0.81×1.0534.5×0.03+34.5×0.97（203.4＋72.2）÷（1.3×0.2）18×4.3×12.597.5÷0.39－136.72.5×10286.4÷0.24×0.254.2÷2811.16÷（10－0.7）(9.6+3.2)÷0.8（300－94.8）÷0.50.125×1612.6÷[3.5－（9.8－8.7）]13.2×5.6－11.40.648÷

2、[（0.4＋0.5）×0.6]5.74×99＋5.748．9×1.1×4.74.75＋3.25×2.4＋7.62.7×5.4×3.93.8×1.4＋18.2÷0.73.6×9.85-5.464.8×0.258.05×3.4+7.614.7×10.26.58×4.5×0.97.63×99＋7.632.8×0.5+1.586.73＋2.56＋1.44＋3.278×5.2+3.8×3.8+3.82.37×2.5×4(6.7+6.7+6.7+6.7)×2.51.5×1029.8×25×412400÷16÷0.532×0.25×0.1252.8×3.2＋3.2×7.

3、27.4－0.15×2.83.76×0.25－0.490.008+0.92×5－1.280.25×4.78×47.8÷（1.3×4）0.65×2017.2×0.9＋0.01×7.211.2×2.5＋0.8×2.58.6×10.12.5×7.1×45.6×(12.5－8.5÷0.85)16.12×99＋16.12[(8.1－5.6)×0.9－1]×0.45.2×0.9＋0.98.25×4.08+0.75×4.08+4.084.3×50×0.24.32＋5.43＋6.68164－2.64×0.515.17－6.8－3.226×15.7＋15.7×2412.75

4、－(2.75＋6.8)(2.275＋0.625)×0.281.27＋3.9＋0.73＋16.13.94+34.3×0.212.8－4.9－5.11.2×(9.6÷2.4)÷4.86.75－（0.9＋3.75）18.9×1.1×4.71.34＋1.8＋3.66＋0.22.7×5.4×3.90.96－0.28＋0.04－0.723.6×9.85-5.4612.78-(4.97+2.78)8.05×3.4+7.631.7－0.5×0.7－1.656.58×4.5×0.935.72-4.9-（5.72+5.1）12.8×0.5+1.58111－3.67×2.8－3

5、.67×7.232＋4.9－0.912.5×6.3+27×1.25+0.125÷0.014.8－4.8×0.53.1+25.78+6.9(1.25－0.125)×815.25+4.72+4.75+5.284.8×100.134.82－(4.82+15.2)156.5×99＋56.57.28+0.94+2.72+0.067.09×10.8－0.8×7.097.84+0.73—0.844.85+0.35÷1.46.3×99+6.38.7×17.4-8.7×7.415.7—4.3—5.712.5×0.4×2.5×81.6+0.4—1.6+0.410.87×3.1

6、6+4.6462.8÷2.5÷0.49.5×1017.3×990.68÷（5.2-3.5）×1.25(1.25+2.5)×840.5÷0.81×0.189.42×10—94.2×0.94.8×（15÷2.4）1.8×2.48+1.52×1.8-0.512．13.×0.×82578.76+0.4×3.6×2.5+1.246.81+6.81×996.5×(10-3.7)+2.980.25×185×40［4.75+8.4÷(9.2-6.8)］×404.4×0.8－3.4×0.819.8-0.6×0.6-0.64(9.37+9．37+9．37+9．37)×2．50

7、.125×7.9×1614．2.×1.＋1.×1.752.48×(7.3-5.8)+1.5×7.522.37×6.3+2.37×3.712.773-［4.5×(0.75-0.356)+9.23］2.5×1.25×0.32(6.4+0.88)÷0.8+3.2×1.253.8×10.124-［5.4+(0.63+1.29÷0.23)］2.5×(3.8×0.04)2.18+4.65+7.82+5.35+12.517.69×10115.84-2.17-3.833.8×10.1(25+2.5+0.25)×40.25×39+0.25(35.2×45.6+45.6×63

8、.8+45.60.125×7212.25－3.1＋0.85－6.1