人教版五年级数学上册计算题.doc

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1、人教版五年级数学上册计算题训练一、用竖式计算9.15×3390.75÷3.43.68×0.243.65×0.259.41÷6.1(保留两位小数)11.2÷11(商用循环小数表示)29.7×0.455.95÷5.6得数保留两位小数）3.25×1.89.4×0.285.79÷5.6(保留两位小数)36×0.267.8÷0.52(保留两位小数)12.56÷8.5(保留两位小数)2.85÷1.24.56×0.289.35×2.8二解方程5.6X－8.6=19.43.2X－1.5X=0.512X+1.2×5=75×1.3-2x=5.524x+

2、6x=63.612X-9X=8.76X+18=483(X+2.1)=10.5X+4.8=7.23×0.7＋4x=6.53.6x－x=3.252（x－0.5）=1.63x=4.9145x－2＋1.8＝3.67（x－1.2）＝2.12χ-3.4=7.22.4x＋1.6x＝2.20.8×（7.2＋х）＝7.926.2х－х＝41.6X＋1.3＝2.63X－4.53×5＝8.571.25X－0.16X＝3.4886χ+15×7=141⑵2χ÷2.8=8.2⑶1.4χ-0.7χ=5三、计算下面各题，能算简的必须简算。（18分）4.75+3.2

3、5×2.4+7.6(18.4+27.83÷4.6)×0.211×4.9－4.91.65×4.3+8.35×4.31.7÷2.5÷0.46.81+6.81×990.25×185×403.94+34.3×0.22.08×(9.6÷2.4)÷4.85.5×17.3+6.7×5.51.5×10512.25－3.1＋0.85－6.172.65×1.7＋1.35×1.73.6÷（1.2＋0.5）×50.125×0.38×8021.36÷0.8－12.917.64÷4.9+6.733.4÷［（1.2＋0.5）×5］1.9＋19.9+199.9＋0

4、.30.25×12.5×3.29.07—22.78÷3.43.8+4.29+2.1+4.29.5×1.06－2.52÷2.46.25÷1.25÷0.82.5×(3.5－1.65)×0.42.65×1.7＋1.35×1.723.4÷7.8－2.10.75×18÷0.152.5×3.2×1.2525×4.47.7×0.16÷7.7×12.510.64÷(3.7－2.9)4.8×99＋4.847.3＋21×(3.9－0.87)5×[(68.41－32.17)÷0.4]72.8÷5.6+14.95.4×12.3+5.4×7.742×101-

5、420.25×3.2×12.53.6÷1.5÷233.4+0.12×50