《人教版五年级上册数学简便运算专项训练题 (1)》由会员分享,可在线阅读,更多相关《人教版五年级上册数学简便运算专项训练题 (1)(3页珍藏版)》请在金锄头文库上搜索。
1、人教版五年级上册数学简便运算专项训练题一、 简算。 3.5736.5 3.70.250.75 2.731.98 2.5134 1371.258 3.91.86.11.8 7.399 3.8101 2.53.21.25252.4500 3.5993.5 9.81019.838.5(17.38.5) 32.7998 5618.611.4961.25 8.81.25 3.6250三、小数乘法分配律专题练习3.7652.565653.8 17.83217.87217.84383.83.862 128.6297 2.57.52.57.51723723 6723664 487187139614.4250
2、127133184240 56012.5(408)2.5 1.25(8+80) 3.6(100+50)2.4(0.210) 8.6(10002) 1.5(408)3.6343.666 0.752.30.252.3 6.343576.39.369.34 3.251133.2513 0.281880.287.8102 6910.2 5610.1521.02 1258.1 254.13.199 0.4298 290.99859.8 12.579 253.98.38.399 5.65.699 0.99990.997.51017.5 12.58112.5 0.91310.910.250.28 0.125
3、3.22.5 3540.2 0.2540.254 3.59.9 3.599+3.5 3.5101-3.5 3.59.9+3.50.1 3.52.7+350.733.52.7-3.50.7 (32+5.6)0.8 3.50.6-0.50.64.93.5 70.254 70.125 8 7.35(7.350.25) 7.35(7.350.25) 7.325-(5.325+1.7)3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.57.325-3.29-3.325 7.325-(5.325+1.7) 7.325-(5.325-1.7) 3.29+0.73-2.2
4、9+2.27 3.290.254 0.1258.8 63.42.50.4 4.91.4 3.9(1.35) 0.351.2520.832.40.90.132.4 150.2528.610128.60.8615.70.8614.7 2.41020.2536 0.1253.22.5 3540.2小数乘除法计算题 二、列竖式计算. 85.4416 42.847 101.79 67.515 230.46 21.2436 0.73623 43.512 35.217 39.6246.210.03 2101.4 51.30.27 91.23.8 0.7560.180.660.3 11.971.5 69.62
5、.9 38.40.8 150.065.62.9 3.771.8 0.0296 5.220.3 9.990.024.670.9 52.44 1.6666.1 9.4320.002 5.66.54.882.9 5.614.3 8.92.4 5.555 9.770.021.3845.1 8.7883 2.661 0.0590.2 4.2681.7575.7 9.462.85 17.86.4 1.54.9 2.50.885.5555.2 2.223.33 7.65885 36.020.3 56.7880.3961.2= 0.7560.36= 15.613= 0.1815= 0.02514= 3.063
6、6= 0.040.12 3.842.6 5.763 7.1522 90.753.3 3.680.2516.90.13 1.553.9 3.70.016 13.760.8= 5.20.6 8.41.3 6.40.5 4.480.4 5.255 35.44.2 0.0420.54 0.760.320.250.046 2.523.4 1.0825 0.120.50.16 4.80.25 0.1251.4(保留两位小数)10.7512.5= (用乘法验算) 3.259.04= (用除法验算) 解决问题:1.一台榨油机每小时榨油0.45吨,4台这样的榨油机3.5小时榨油多少吨? 2. 小华和小川两人同时
7、从乙地分别向甲、丙两地背向而行,小华每小时走3.2千米,小川每小时走2.6千米,走了4小时两人相距多远?(用两种方法解答) 3.一批煤计划每天烧0.6吨,可以烧70天。由于改进烧煤技术,实际每天只烧煤0.56吨,实际可以烧多少天? 4.一台磨粉机4小时磨面粉2.6吨,照这样计算7.5小时可以磨面粉多少吨?(得数保留整吨) 5粮店运来30袋大米和40袋面粉,一共是2500千克,大米每袋50千克。每袋面粉多少千克?6一架飞机每小时飞行860千米,比一列火车每小时飞行的6倍还多20千米。这列火车每小时行多少千米?7甲乙两辆汽车同时从相距480千米的两地相对开出,经过3.2小时两车相遇。已知乙车每小时行72千米,甲车每小时行多少千米