1、5.58.21.85.5 0.250.894 4.80.988.81.25 7.650.85+1.1 23.45.23.2五年级上计算训练(二)0.45= 4.20.2= 4.2-1.6= 21.70.07=1.67= 25.255= 1.258= 600.9=0.80.1= 07.05= 0.42.5= 1.73.30.2=56.50.24 93.60.0522.354.645.362.35 12.51.360.8 2.610.14.40.25 25.212+2.9 43.5151.45五年级上计算训练(三)1.258= 3.610= 6.30.37= 2.60.02=0.115= 4.84
2、= 0.254= 1.120.5= 07.05= 1.530= 3.56.520=(6分)新 课标 第一网 0.590.027 6.726.41.873.058.133.05 1.250.450.8 9.83.70.442.5 2.250.4+0.6 31.043.24.74、解方程(6分)(1) (2)五年级上计算训练(四)4= 0.250.5= 030= 3.56.51.240.15 0.397.83.2610.10.13.26 0.1259.88 1024.82.42.5 (27.815.6)0.8 9.12574.84五年级上计算训练(五)8= 2.8100= 6.30.37= 2.6
3、0.135= 9.66= 0.254= 2.340.61.5= 07.05= 2.320= 4.35.71.9=1.035.9 3.84.5 (得数保留两位小数)1.396.13.91.39 0.250.4 10.11.91.25 0.4820.24.2 42.720.480.52五年级上计算训练(六)8= 10.125= 6.130= 3.90.65=5= 102.5= 0.370.4= 2.342.54= 021.35= 1.60.5= 4.35.70.861.2 5.636.11.22.50.82.5 2.330.254 1020.451.25 7.062.45.7 0.211.42.6
4、3.021.9 13.82.5 9.452.7448 0.780.12 46.90.07101.70.09 67.515 3205.6582.3-40.50.811.2 4.5319.8(26.8-1.24)(9-0.45)(2.51.53) 1-0.98(3.51-3.51)2五年级上计算训练(七)简便计算16.24 3.723.56.283.568.912.5+37.568.9+68.950 (1.25-0.125)83.834.5638.30.544 8.542.50.417.8(1.784) 48.91.112.55.6 7.0910.8-0.87.0945.22+45.2299 15
5、.613.1-15.6-15.62.1五年级上计算训练(八)(2.5-0.25)0.4 3.140.6831.40.03215.20.254 2.53.94.6550.44.65 15(0.150.4)24 4.368.88 27.53.7-7.52.316+2.323+2.3 3.65五年级上计算训练(九)x+8.3=10.7 x-5.7=2.156x-12.83=0.06 3(x+2.1)=10.5 0.07x=2.1 3x+6=18242+34x=56 13(x+5)=169 7x-242=2 4.6x=232(2.8+x)=10.4 4.6-x=2.4五年级上计算训练(十)5x+15=1.250 3x-8=20.83.2x=0.42 14.8-x=3.6x14=0.5 0.1(x+6)=3.3x+2x+18=78 x+19.89=25.8 45.8-7x=11.4-11.1 x-3.62=4.8-1.22.1x=2.31 6.08-0.2x=4五年级上计算训练(十一)同分母分数加减
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