五年级上册数学试题-计算题专题练习题人教新课标
- 格式:pdf
- 大小:8.77 KB
- 文档页数:5
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、竖式计算4.5×9=3.8×21=4.05×6=3.2 × 342.34 × 616 ×0.851.5 × 726 × 0.570.72 ×345×0.90.46×180.84×260.63×14=2.4×0.7=3.7×0.90.86×0.12 1.21×0.170.74× 2.50.25×1.222.4÷7 75÷6 84÷8 15.2÷1679.26÷6=85.1÷37=20.2÷2=7.56÷364.5÷15 13÷598.4÷427.36÷18940 ÷1691.2÷3.8 8.25÷.25 0.9÷1.56.84÷0.9=2.7÷7.5=31.04÷3.2=57÷3.83.42÷4.57.56÷1.81.4÷2.59.6÷0.6 3.06÷0.37.8÷0.03=0.63÷0.14=0.636÷0.53=21÷0.15=2.45 ÷0.3548÷0.06 2.24÷0.8 54÷0.1619.19÷1.9 90÷0.15得数保留整数。6.14×2.6≈0.36×7.5≈(2)得数保留一位小数。3.15×0.5≈ 6.106×5.14≈8.5÷2.2≈119.5÷17≈列竖式计算。(得数保留两位小数) 0.42×2.38≈ 0.95×0.95≈列竖式计算下面各题。(商用循环小数表示) 28÷18=78.6÷11=三、简便计算4×0.5×0.25×2 7.08×2.7+7.08×7.31.25×25.5×8 3.5×24+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+3.72 0.5×7.6×209.5×12.5-1.5×12.52.5×(20+4) (12.5+1.1)×0.85.2 ×3.7+4.8×3.70.25×125.66×99.993.2×0.98四、脱式计算4.32×0.15 -0.248 (4.3-0.5)×0.125220.5÷3×74.9÷7÷0.79.07-2.07×0.9 8.4÷0.16+1.28 2.16×(0.81÷5.4) 6.9÷(0.5×2.3)2.5×0.4 ÷0.819.2 ÷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 ÷ 25×13 79.8÷ (1.2 +4.5) ×8.3 80+4.5×6+35 96÷1.6-28×0.55.2+1.2÷0.25×2.45×(64-48)÷8 20.5÷(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)+2.7 17.6+29.4×1.5+0.5 5+8.1÷0.9×0.1(4.5÷5+6)×4 (4.5 +5.5×3)÷1.5 1200-(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)+3.5 40.2÷(0.6×11+5.4) 25 -56÷4+4 (4.5 +5.5)×3.6÷4 40. 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=29 13×7+4x=127 2x-2=2.5 3x-0.9=0.6×4 25+x=66 3x=27 28+x=48 x+1.2=2.55x=100 3.2x=16 36+x=60 x-7.5=10 7.5x=15 x÷7=14 x+18.5=39.6 5.2x=26 4x+13=261 3x-24=48 3x-2×7=16 3.5x+1.4=2.1 x+3.4x=28.6 x-0.78x=0.33 7x-2x=25.5 2x-x=6.4 6x-54=30 3.5x+4=4.7 42+3x=150 7x=182 2x÷7=6 7x-2x=140 9.3x+5.7x=4.5 4x-73=135 x+29=68 x-26=18 7x=9.1 60x=12 13+x=16.6 x÷5=10