五年級上冊數(shù)學(xué)試題-計算題專題練習題 人教新課標 （無答案）

一、口算3.68×100＝0.006×1000＝0.105×100＝2.75×10＝0.45×100＝3.6×100＝5.635×1000＝0.08×10＝3.5×10＝ 9.6×100＝ 0.07×1000＝0.786×10= 0.479×100= 17.6×1000＝10.6÷100＝6÷100＝5.8÷100＝3÷1000＝45.6÷10＝42.57÷10＝900÷1000＝234.5÷1000＝0.12×100＝3.65÷1000＝ 19÷100＝0.91×1000＝ 1.8÷0.9＝ 4.2÷0.7＝ 3.6÷10＝7.2÷0.6＝ 0.12×5＝ 4.7＋3.8＝0.42÷100＝ 90.2×100＝50.6÷10＝3.8÷100＝9.57÷10＝0.56÷10＝56780÷1000＝3.78÷10＝0.5×0.4＝2.4×0.3＝1.6×0.6＝1.8×0.5＝1.5×0.2＝12.5×0.82.7÷30.36÷1.20.002÷0.1二、豎式計算4.5×9＝3.8×21＝4.05×6＝3.2×34 2.34×6 16×0.851.5×72 6×0.57 0.72×345×0.9 0.46×18 0.84×260.63×14＝2.4×0.7＝3.7×0.90.86×0.121.21×0.17 0.74×2.50.25×1.222.4÷775÷684÷815.2÷1679.26÷6＝85.1÷37＝20.2÷2＝7.56÷364.5÷15 13÷5 98.4÷4 27.36÷18 940÷1691.2÷3.88.25÷.250.9÷1.56.84÷0.9＝2.7÷7.5＝31.04÷3.2＝57÷3.83.42÷4.5 7.56÷1.8 1.4÷2.59.6÷0.63.06÷0.37.8÷0.03＝0.63÷0.14＝0.636÷0.53＝21÷0.15＝2.45÷0.35 48÷0.062.24÷0.854÷0.16 19.19÷1.990÷0.15得數(shù)保留整數(shù)。6.14×2.6≈0.36×7.5≈(2)得數(shù)保留一位小數(shù)。3.15×0.5≈6.106×5.14≈8.5÷2.2≈119.5÷17≈列豎式計算。(得數(shù)保留兩位小數(shù))0.42×2.38≈0.95×0.95≈列豎式計算下面各題。(商用循環(huán)小數(shù)表示)28÷18＝78.6÷11＝三、簡便計算4×0.5×0.25×27.08×2.7＋7.08×7.31.25×25.5×83.5×24＋1.5×2459×2.5×0.47.8×15＋2.2×15＝3.74×99＋3.74＝0.72×2.5×0.45.2×4.7＋5.3×5.23.72×99＋3.720.5×7.6×209.5×12.5－1.5×12.52.5×(20＋4)(12.5+1.1)×0.8 5.2×3.7＋4.8×3.70.25×125.66×99.993.2×0.98四、脫式計算4.32×0.15－0.248(4.3－0.5)×0.125 220.5÷3×74.9÷7÷0.79.07－2.07×0.98.4÷0.16＋1.282.16×(0.81÷5.4)6.9÷(0.5×2.3)2.5×0.4÷0.8 19.2÷2.4×0.1720÷0.5－3.45 6.7+1.43÷1.13.7×(19.2－11.8) (15.4+0.6)÷0.25160＋240×0.3－90 2.5×1.8÷(6.4－3.9)98.5－125÷25×1379.8÷(1.2＋4.5)×8.380＋4.5×6＋3596÷1.6－28×0.55.2＋1.2÷0.25×2.45×(64－48)÷820.5÷(4.1×2)－0.9(4.8＋12.5)×(8－2.4)

(5.2＋1.8)×(3－1.24)1.3×(7.89－4.99)＋2.717.6＋29.4×1.5＋0.55＋8.1÷0.9×0.1（4.5÷5＋6）×4（4.5＋5.5×3）÷1.51200－(15＋20)×324.6×1.5＋13.8÷3 (12.4－3.8)÷4.3×7.6(967－31)÷(17＋48) 8.6－(5.8－1.6)＋3.540.2÷(0.6×11＋5.4)25－56÷4＋4（4.5＋5.5）×3.6÷440.2÷(0.6×11＋5.4) (48－64.6÷3.4)×0.63.2×(2.25＋2.5×8)(2.8＋3.2×4)÷1.515.6－(4.8＋4.8÷1.2)(3.6＋3.5×6)÷1.512÷[2.4×(4.4－4.2)][3.25＋(4.7－3.5)]÷0.0545.75÷[(2.5＋3.6)×1.5](3.12＋0.9)÷[(1－0.4)÷0.1]2.5×(3.2＋1.8÷0.02) 30×［7.5÷(2.7－1.2)］2.5×［(3.2＋1.8)÷0.02］ ［8.3－(3.6＋2.9)］÷0.72五、解方程17＋2x＝2913×7＋4x＝1272x－2＝2.53x－0.9＝0.6×425＋x＝663x＝2728＋x＝48x＋1.2＝2.55x＝1003.2x＝1636＋x＝60 x－7.5＝107.5x＝15x÷7＝14 x＋18.5＝39.65.2x＝264x＋13＝2613x－24＝483x－2×7＝163.5x＋1.4＝2.1x＋3.4x＝28.6x－0.78x＝0.337x－2x＝25.52x－x＝6.46x－54＝30 3.5x＋4＝4.7 42＋3x＝150