2.7除以7.5
- 格式:docx
- 大小:18.48 KB
- 文档页数:1
五年级小数点除法比较大小的题一、题目。
1. 比较3.25÷0.5和3.25的大小。
- 解析:一个数除以一个小于1的数,商比这个数大。
因为0.5<1,3.25÷0.5 = 6.5,6.5>3.25。
2. 比较4.8÷1.2和4.8的大小。
- 解析:一个数除以一个大于1的数,商比这个数小。
因为1.2>1,4.8÷1.2 = 4,4<4.8。
3. 比较5.6÷0.8和7的大小。
- 解析:先计算5.6÷0.8 = 7,所以5.6÷0.8 = 7。
4. 比较2.7÷0.3和2.7÷3的大小。
- 解析:2.7÷0.3 = 9,2.7÷3 = 0.9,因为9>0.9,所以2.7÷0.3>2.7÷3。
5. 比较6.4÷1.6和6.4÷0.8的大小。
- 解析:6.4÷1.6 = 4,6.4÷0.8 = 8,因为4<8,所以6.4÷1.6<6.4÷0.8。
6. 比较3.9÷0.13和39÷1.3的大小。
- 解析:根据商不变的性质,被除数和除数同时扩大或缩小相同的倍数(0除外),商不变。
3.9÷0.13=(3.9×10)÷(0.13×10)=39÷1.3,所以3.9÷0.13 = 39÷1.3。
7. 比较7.2÷0.9和8的大小。
- 解析:计算7.2÷0.9 = 8,所以7.2÷0.9 = 8。
8. 比较8.1÷2.7和8.1÷0.9的大小。
- 解析:8.1÷2.7 = 3,8.1÷0.9 = 9,因为3<9,所以8.1÷2.7<8.1÷0.9。
1位小数乘除法练习题0.396÷1.2= 0.756÷0.36= 15.6×13=0.18×15= 0.025×14=3.06×36= 0.04×0.12=3.84×2.6≈ .76×3=7.15×20.75÷3..68×0.216.9÷0.1313.76×0.8=5.2×0.6.4×1..4×0.535.4×4.20.042×0.540.76×0.30.25×0.0460.12×0.5×0.16=.8×0.25=0.125×1.4≈1.55÷3.94.48×0.42.52×3.42.5÷0.7= .7×0.0165.25×1.08×保留三位小数)10.75÷12.5=.25×9.04=3、脱式计算2.5×7.1×16.12×99+16.12.2×0.9+0.9.28×99+7.2.3×50×0.264-2.64×0.53.94+34.3×0.28.9×1.1×4.74.8-4.8×0.54.8×100.126×15.7+15.7×242.7×5.4×3.96.58×4.5×0.9+ 4.9-0.910.8-0.8×7.09×0.1.2×÷4..6×9.85-5.4.05×3.4+7.62.8×0.5+1.5 -0.125)×86.5×99+56..8+ 0.3÷1.12.5×0.4×2.5×8×..5×1.25×0.3.5×.8×10.10.2 5×39+0.25×1.26.81+6.81×99.75÷0.125–2.751.53+23.4÷7.12.5×8.84. 2.×1.25+ 4.2×1.7.69×1010.125×7 0.25×185×40.5×994.4×一.判断题 1个数除以小数,商一定被除数大。
月日姓名:练习范围:小数除法题数:100 分秒成绩:56.95 ÷ 8.5 = 13.28 ÷ 1.6 = 27.04 ÷ 5.2 - 3.7 = 29.92 ÷ 3.4 - 4.3 = 7.942 ÷ 2.2 ÷ 1.9 = 73.625 ÷ 9.5 ÷ 2.5 = 68.08 ÷ 7.4 = 45.26 ÷ 7.3 = 14.4 ÷ 1.5 - 5.9 = 118.508 ÷ 2.6 ÷ 5.3 = 4.896 ÷ 4.8 ÷ 0.2 = 10.36 ÷ 3.7 =61.38 ÷ 9.9 = 21.32 ÷ 8.2 - 1.7 = 45.54 ÷ 4.6 =69.42 ÷ 8.9 = 0.7 ÷ 0.2 = 38.43 ÷ 4.5 ÷ 6.1 = 19.58 ÷ 8.9 = 4.2 ÷ 1.5 = 70.3 ÷ 7.4 - 7.1 = 39.974 ÷ 1.1 ÷ 7.9 = 56.544 ÷ 9.6 ÷ 3.1 = 69.75 ÷ 7.5 - 7.8 = 38.304 ÷ 8.4 ÷ 0.8 = 1.47 ÷ 0.3 = 2.75 ÷ 0.5 =44.25 ÷ 5.9 - 4.6 = 5.6 ÷ 1.6 - 2.4 = 42.84 ÷ 5.1 - 6.1 = 8.2 ÷ 4.1 = 68.25 ÷ 2.5 ÷ 3.5 = 19.17 ÷ 2.7 - 3.3 = 269.178 ÷ 9.1 ÷ 5.8 = 3.36 ÷ 1.4 = 1.8 ÷ 0.2 - 4.8 = 15.75 ÷ 4.5 = 87.22 ÷ 8.9 = 34.98 ÷ 5.3 - 1.5 = 51.24 ÷ 6.1 - 6.0 = 19.04 ÷ 3.4 - 1.9 = 7.56 ÷ 1.8 =221.859 ÷ 8.3 ÷ 9.9 = 363.216 ÷ 4.6 ÷ 8.4 = 13.5 ÷ 1.5 =609.408 ÷ 6.9 ÷ 9.2 = 53.312 ÷ 3.2 ÷ 1.7 = 2.46 ÷ 0.6 =80.625 ÷ 2.5 ÷ 7.5 = 83.952 ÷ 2.4 ÷ 5.3 = 21.6 ÷ 2.7 - 3.6 = 35.1 ÷ 4.5 = 11.7 ÷ 1.5 - 5.2 = 42.48 ÷ 5.9 ÷ 7.2 = 25.81 ÷ 8.9 - 1.2 = 1.92 ÷ 0.2 - 9.1 = 8.096 ÷ 1.1 ÷ 1.6 = 29.76 ÷ 3.2 - 7.3 = 43.71 ÷ 9.3 - 3.9 = 18.91 ÷ 3.1 = 135.966 ÷ 5.1 ÷ 3.1 = 17.25 ÷ 2.5 - 2.6 = 73.372 ÷ 8.3 ÷ 2.6 = 22.88 ÷ 5.2 - 3.0 = 150.535 ÷ 2.3 ÷ 7.7 = 14.04 ÷ 7.8 =1.75 ÷ 0.5 -2.7 = 51.12 ÷ 7.1 = 43.68 ÷ 9.1 - 2.6 = 75.628 ÷ 1.4 ÷ 7.4 = 5.59 ÷4.3 = 18.29 ÷5.9 =61.75 ÷ 9.5 - 2.1 = 5.27 ÷ 1.7 = 75.53 ÷ 9.1 =39.68 ÷ 6.4 - 6.2 = 684.855 ÷ 8.1 ÷ 8.9 = 63.36 ÷ 7.2 - 1.4 = 27.54 ÷ 8.1 = 32.48 ÷ 5.8 = 6.9 ÷ 1.5 =6.45 ÷ 4.3 = 71.28 ÷7.2 - 9.8 = 33.264 ÷8.4 ÷ 2.2 = 27.55 ÷ 2.9 - 6.5 = 82.72 ÷9.4 - 4.1 = 35.28 ÷ 4.2 - 3.9 = 56.832 ÷ 4.8 ÷ 7.4 = 87.3 ÷ 9.7 - 4.5 = 0.81 ÷ 0.1 - 3.2 = 1.32 ÷ 0.6 - 1.7 = 61.71 ÷ 3.3 ÷ 8.5 = 19.4 ÷ 9.7 ÷ 0.5 = 14.25 ÷ 1.5 = 52.866 ÷ 8.9 ÷ 1.1 = 56.8 ÷ 7.1 =4.84 ÷ 4.4 = 6.24 ÷ 0.8 - 2.3 = 59.85 ÷ 6.3 - 9.4 = 77.76 ÷ 9.6 - 4.4 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:53.04 ÷ 6.8 = 5.18 ÷ 1.4 - 3.3 = 1.83 ÷ 0.3 =63.104 ÷ 6.8 ÷ 5.8 = 27.38 ÷ 7.4 = 33.18 ÷ 4.2 - 5.1 = 14.72 ÷ 3.2 - 3.6 = 108.8 ÷ 6.4 ÷ 3.4 = 95.874 ÷ 5.8 ÷ 2.9 = 68.87 ÷ 7.1 - 5.1 = 60.35 ÷ 7.1 - 3.3 = 88.32 ÷ 6.4 ÷ 4.6 = 6.72 ÷ 4.8 = 38.88 ÷ 8.1 - 3.6 = 258.23 ÷ 9.8 ÷ 3.1 = 151.848 ÷ 5.7 ÷ 7.2 = 38.88 ÷ 5.4 - 4.6 = 53.76 ÷ 9.6 - 2.2 = 44.62 ÷ 4.6 - 7.3 = 67.32 ÷ 6.8 - 5.9 = 144.48 ÷ 8.6 ÷ 8.4 = 34.44 ÷ 8.4 = 36.0 ÷ 4.8 - 3.5 = 50.22 ÷ 6.2 - 6.1 = 8.7 ÷ 2.9 - 1.2 = 62.92 ÷ 4.4 ÷ 6.5 = 9.0 ÷ 2.5 =58.5 ÷ 7.8 = 43.52 ÷ 6.8 = 2.36 ÷ 0.4 - 2.0 = 7.29 ÷ 0.9 - 3.6 = 45.24 ÷ 5.8 = 14.976 ÷ 1.8 ÷ 3.2 = 23.25 ÷ 9.3 = 13.28 ÷ 1.6 - 2.5 = 71.44 ÷ 7.6 - 8.1 = 2.6 ÷ 1.3 = 24.64 ÷ 2.8 - 2.8 = 253.92 ÷ 4.6 ÷ 6.9 = 62.37 ÷ 9.9 - 1.7 = 7.2 ÷ 1.2 - 4.0 = 7.656 ÷ 0.2 ÷ 4.4 = 317.814 ÷ 6.9 ÷ 4.7 = 76.44 ÷ 9.8 = 7.32 ÷ 6.1 =42.0 ÷ 5.6 - 1.4 = 210.184 ÷ 4.7 ÷ 8.6 = 9.57 ÷ 1.1 =5.044 ÷ 9.7 ÷ 0.1 = 81.648 ÷ 1.8 ÷6.3 = 96.096 ÷ 8.8 ÷ 4.2 = 22.134 ÷ 0.7 ÷ 6.2 = 45.39 ÷ 5.1 - 3.1 =7.182 ÷ 1.4 ÷ 2.7 = 11.9 ÷ 1.4 - 3.8 = 7.2 ÷ 1.8 - 3.1 = 70.81 ÷ 9.7 =88.32 ÷ 9.2 - 5.2 = 57.646 ÷ 1.9 ÷ 8.2 = 54.12 ÷ 8.2 =315.456 ÷ 9.3 ÷ 5.3 = 44.37 ÷ 5.1 - 7.6 = 15.812 ÷ 0.4 ÷ 5.9 = 36.75 ÷ 7.5 = 112.832 ÷ 1.6 ÷ 8.2 = 72.25 ÷ 8.5 - 4.7 = 29.12 ÷ 5.6 - 4.4 = 423.522 ÷ 9.9 ÷ 6.9 = 14.24 ÷ 1.6 =1.7 ÷ 1.7 = 60.03 ÷ 6.9 = 70.08 ÷ 9.6 =0.45 ÷ 0.3 ÷ 1.5 = 0.84 ÷ 0.6 = 28.88 ÷ 3.8 - 6.5 = 93.184 ÷ 6.4 ÷ 2.8 = 18.816 ÷ 0.8 ÷ 2.4 = 12.58 ÷ 3.4 - 2.7 = 73.72 ÷ 7.6 - 3.4 = 185.334 ÷ 6.9 ÷ 7.9 = 2.43 ÷ 0.3 - 2.0 = 271.83 ÷ 8.5 ÷ 7.8 = 54.684 ÷ 0.6 ÷ 9.3 = 108.732 ÷ 1.7 ÷ 7.8 = 28.13 ÷ 2.9 = 50.88 ÷ 5.3 = 24.84 ÷ 2.7 - 4.1 = 57.505 ÷ 3.1 ÷ 3.5 = 88.407 ÷ 4.7 ÷ 9.9 = 30.75 ÷ 4.1 - 2.0 = 313.04 ÷ 9.1 ÷ 8.6 = 159.712 ÷ 5.6 ÷ 9.2 = 0.38 ÷ 0.1 - 2.5 = 134.832 ÷ 5.3 ÷ 5.3 = 52.29 ÷ 8.3 - 3.4 = 55.51 ÷ 9.1 =31.62 ÷ 6.2 = 29.64 ÷ 3.8 - 2.5 = 352.498 ÷ 9.7 ÷ 4.6 = 39.6 ÷ 7.2 - 2.9 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:56.05 ÷ 5.9 = 18.56 ÷ 2.9 - 1.6 = 38.4 ÷ 6.4 =157.842 ÷ 7.9 ÷ 3.7 = 87.616 ÷ 3.7 ÷ 3.2 = 39.5 ÷ 7.9 =148.83 ÷ 3.3 ÷ 8.2 = 39.06 ÷ 6.2 ÷ 1.5 = 1.77 ÷ 0.3 =35.69 ÷ 4.3 - 2.6 = 6.72 ÷ 1.4 = 19.17 ÷ 2.7 - 1.2 = 29.93 ÷ 4.1 = 57.528 ÷ 1.2 ÷ 9.4 = 22.91 ÷ 2.9 - 3.0 = 65.175 ÷ 3.3 ÷ 7.9 = 12.74 ÷ 9.1 = 90.09 ÷ 9.1 - 5.6 = 8.58 ÷ 2.6 = 31.8 ÷ 5.3 - 4.7 = 14.0 ÷ 5.6 =19.44 ÷ 2.7 - 3.6 = 8.5 ÷ 1.7 = 6.97 ÷ 1.7 =66.12 ÷ 7.6 - 4.1 = 19.92 ÷ 2.4 - 6.6 = 39.382 ÷ 0.7 ÷ 9.7 = 22.23 ÷ 5.7 = 165.048 ÷ 9.2 ÷ 2.3 = 83.3 ÷ 8.5 - 2.6 = 45.59 ÷ 4.7 - 2.6 = 35.64 ÷ 4.4 = 387.86 ÷ 5.5 ÷ 8.6 = 100.048 ÷ 3.7 ÷ 5.2 = 162.864 ÷ 7.8 ÷ 2.9 = 19.17 ÷ 7.1 =6.39 ÷ 0.9 = 4.98 ÷ 0.6 - 4.0 = 22.91 ÷ 2.9 - 1.1 = 91.805 ÷ 6.1 ÷ 3.5 = 9.504 ÷ 3.6 ÷ 0.8 = 17.76 ÷ 3.7 - 1.1 = 10.0 ÷ 2.5 - 3.5 = 37.52 ÷ 5.6 - 3.0 = 35.28 ÷ 4.2 =232.155 ÷ 6.7 ÷ 7.7 = 16.224 ÷ 2.4 ÷ 1.3 = 267.912 ÷ 7.2 ÷ 6.1 = 15.81 ÷ 3.1 ÷ 1.5 = 85.536 ÷ 8.1 ÷ 3.3 = 25.272 ÷ 5.4 ÷ 1.8 = 26.52 ÷ 3.9 = 47.52 ÷ 5.4 - 1.9 = 69.35 ÷ 7.3 =44.64 ÷ 7.2 = 66.99 ÷ 8.7 - 7.4 = 1.88 ÷ 0.2 - 8.2 = 60.06 ÷ 6.6 = 21.06 ÷ 2.6 - 3.2 = 132.202 ÷ 7.1 ÷ 4.9 = 23.87 ÷ 1.4 ÷ 3.1 = 98.766 ÷ 5.9 ÷ 9.3 = 7.59 ÷ 2.3 =34.2 ÷ 3.8 - 8.3 = 3.952 ÷ 0.8 ÷ 3.8 = 5.4 ÷ 0.6 =5.3 ÷ 5.3 = 11.16 ÷ 1.2 - 3.5 = 53.55 ÷6.3 =33.642 ÷ 2.1 ÷ 1.8 = 18.8 ÷ 9.4 = 18.09 ÷ 2.7 - 3.8 = 54.67 ÷ 7.1 = 29.952 ÷ 2.6 ÷ 2.4 = 40.71 ÷ 5.9 =34.65 ÷ 5.5 - 4.2 = 9.28 ÷ 1.6 = 47.43 ÷ 9.3 ÷ 0.6 = 54.72 ÷ 9.6 = 30.628 ÷ 3.8 ÷ 3.1 = 64.155 ÷ 4.7 ÷ 1.5 = 3.91 ÷ 2.3 = 71.744 ÷ 1.9 ÷ 6.4 = 16.75 ÷ 2.5 =34.84 ÷ 5.2 = 6.144 ÷ 1.2 ÷ 3.2 = 14.8 ÷ 7.4 =5.98 ÷ 1.3 - 2.2 = 72.072 ÷ 7.7 ÷ 2.4 = 221.85 ÷ 8.5 ÷ 4.5 = 7.584 ÷ 7.9 ÷ 0.6 = 2.1 ÷ 0.3 =6.2 ÷ 3.1 - 1.3 = 86.48 ÷ 9.4 = 11.88 ÷ 3.6 = 48.503 ÷ 9.1 ÷ 4.1 = 93.1 ÷ 9.8 - 2.3 = 15.05 ÷ 4.3 = 53.72 ÷ 6.8 =93.536 ÷ 7.9 ÷ 1.6 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:4.8 ÷ 0.6 = 15.13 ÷ 8.9 - 1.3 = 16.66 ÷ 4.9 =20.3 ÷ 5.8 = 204.75 ÷ 3.5 ÷ 7.8 = 33.25 ÷ 9.5 - 2.2 = 11.594 ÷ 3.1 ÷ 2.2 = 26.88 ÷ 3.2 - 6.5 = 40.71 ÷ 6.9 - 2.4 = 26.35 ÷ 3.1 - 4.8 = 33.06 ÷ 5.7 = 36.1 ÷ 3.8 - 3.7 = 62.72 ÷ 9.8 - 5.4 = 31.62 ÷ 5.1 = 24.79 ÷ 3.7 - 5.1 = 2.88 ÷ 1.8 = 418.95 ÷ 9.8 ÷ 4.5 = 61.56 ÷ 7.6 - 5.4 = 31.9 ÷ 5.5 = 51.216 ÷ 0.8 ÷ 6.6 = 13.86 ÷ 1.8 ÷ 2.2 = 43.32 ÷ 5.7 - 4.8 = 45.08 ÷ 4.9 = 226.809 ÷ 8.7 ÷ 3.3 = 109.71 ÷ 5.3 ÷ 4.6 = 8.97 ÷ 2.3 - 1.9 = 196.35 ÷ 8.5 ÷ 6.6 = 0.76 ÷ 0.1 = 31.92 ÷ 3.8 = 43.61 ÷ 4.9 - 1.3 = 546.84 ÷ 6.2 ÷ 9.8 = 235.872 ÷ 7.2 ÷ 4.2 = 274.398 ÷ 5.8 ÷ 8.3 = 27.0 ÷ 0.9 ÷ 7.5 = 2.64 ÷ 0.6 = 170.346 ÷ 6.6 ÷ 8.9 = 38.16 ÷ 5.3 ÷ 1.8 = 20.79 ÷ 3.3 = 21.024 ÷ 0.4 ÷ 7.2 = 101.376 ÷ 6.4 ÷ 1.6 = 10.66 ÷ 2.6 - 1.7 = 28.6 ÷ 4.4 - 1.7 = 2.88 ÷ 0.6 = 64.68 ÷ 6.6 - 2.9 = 203.84 ÷ 5.6 ÷ 5.2 =38.27 ÷ 4.3 - 4.9 = 63.96 ÷ 8.2 - 3.0 = 59.29 ÷ 7.7 =48.38 ÷ 8.2 - 2.0 = 35.89 ÷ 3.7 - 4.2 = 291.024 ÷ 8.6 ÷ 7.2 = 43.542 ÷ 4.1 ÷ 1.8 = 11.1 ÷ 3.7 = 18.76 ÷ 2.8 =86.13 ÷ 8.7 - 8.9 = 3.723 ÷ 0.3 ÷ 1.7 = 12.58 ÷ 7.4 =15.075 ÷ 6.7 ÷ 0.9 = 145.25 ÷ 2.5 ÷ 8.3 = 26.66 ÷ 6.2 - 2.4 = 18.0 ÷ 2.5 = 31.584 ÷ 9.4 ÷ 0.4 = 70.875 ÷ 2.5 ÷ 4.5 = 47.58 ÷ 6.1 = 4.25 ÷ 0.5 - 3.5 = 42.3 ÷ 4.5 =656.208 ÷ 9.3 ÷ 8.4 = 116.16 ÷ 2.2 ÷ 8.8 = 88.11 ÷ 8.9 =42.56 ÷ 7.6 = 221.312 ÷ 9.1 ÷ 3.2 = 83.42 ÷ 9.7 - 6.3 = 14.62 ÷ 1.7 - 8.6 = 18.04 ÷ 4.1 = 703.638 ÷ 9.7 ÷ 7.8 = 83.886 ÷ 4.1 ÷ 6.6 = 18.33 ÷ 3.9 - 2.5 = 18.24 ÷ 3.2 - 1.5 = 30.668 ÷ 2.2 ÷ 4.1 = 75.05 ÷ 7.9 - 4.3 = 358.314 ÷ 8.9 ÷ 6.6 = 56.43 ÷ 9.9 = 21.32 ÷ 2.6 - 6.2 = 140.008 ÷ 8.8 ÷ 4.3 = 29.92 ÷ 3.4 = 76.608 ÷ 7.6 ÷ 4.2 = 249.561 ÷ 3.9 ÷ 7.9 = 45.26 ÷ 6.2 - 3.2 = 22.68 ÷ 3.6 - 1.5 = 30.66 ÷ 7.3 =21.087 ÷ 2.7 ÷ 1.1 = 10.71 ÷ 6.3 = 464.046 ÷ 8.9 ÷ 6.6 = 264.114 ÷ 7.3 ÷ 6.7 = 64.206 ÷ 8.7 ÷ 1.8 = 106.764 ÷ 2.8 ÷ 9.3 = 17.612 ÷ 1.7 ÷ 3.7 = 22.0 ÷ 2.5 - 1.9 = 5.88 ÷ 0.6 - 7.5 = 33.0 ÷ 7.5 - 2.0 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:31.2 ÷ 5.2 = 23.52 ÷ 4.8 = 21.36 ÷ 2.4 - 5.0 = 15.3 ÷ 5.1 - 2.0 = 64.26 ÷ 2.8 ÷ 4.5 = 52.44 ÷ 7.6 - 2.8 = 46.86 ÷ 6.6 = 112.752 ÷ 5.8 ÷ 2.7 = 267.624 ÷ 5.9 ÷ 5.4 = 16.9 ÷ 2.6 - 5.5 = 5.12 ÷ 0.8 = 6.4 ÷ 3.2 =12.0 ÷ 1.5 = 2.964 ÷ 0.1 ÷ 7.6 = 59.17 ÷ 6.1 - 5.4 = 74.62 ÷ 8.2 = 0.48 ÷ 0.2 = 4.8 ÷ 2.4 =7.488 ÷ 0.9 ÷ 6.4 = 52.92 ÷ 8.4 = 168.168 ÷ 3.9 ÷ 8.8 = 137.27 ÷ 3.5 ÷ 5.3 = 133.38 ÷ 5.7 ÷ 3.9 = 5.92 ÷ 0.8 - 6.6 = 301.176 ÷ 7.2 ÷ 8.9 = 10.54 ÷ 3.1 = 16.12 ÷ 5.2 - 1.6 = 25.48 ÷ 2.8 - 3.6 = 6.38 ÷ 2.2 = 107.648 ÷ 2.9 ÷ 6.4 = 129.402 ÷ 4.2 ÷ 3.9 = 89.3 ÷ 9.5 = 247.835 ÷ 9.7 ÷ 7.3 = 34.8 ÷ 2.4 ÷ 2.5 = 37.24 ÷ 4.9 - 5.5 = 55.5 ÷ 2.5 ÷ 3.7 = 314.175 ÷ 7.5 ÷ 5.9 = 453.96 ÷ 6.5 ÷ 7.2 = 76.176 ÷ 4.6 ÷ 2.3 = 87.552 ÷ 7.6 ÷ 1.8 = 4.1 ÷ 0.4 ÷ 2.5 = 153.032 ÷ 4.4 ÷ 7.4 = 246.512 ÷ 5.6 ÷ 6.2 = 247.968 ÷ 4.8 ÷ 6.3 = 38.0 ÷ 7.6 - 2.8 =67.86 ÷ 8.7 - 3.8 = 84.28 ÷ 8.6 - 4.6 = 27.01 ÷ 7.3 =19.5 ÷ 6.5 = 37.76 ÷ 5.9 - 1.4 = 73.95 ÷ 8.5 =5.925 ÷ 7.5 ÷ 0.1 = 7.38 ÷ 0.9 - 2.2 = 15.18 ÷6.9 - 1.9 = 86.94 ÷ 4.5 ÷ 6.9 = 1.36 ÷ 0.4 = 8.4 ÷ 2.4 =71.76 ÷ 7.8 = 54.27 ÷ 6.7 = 16.15 ÷ 9.5 =0.58 ÷ 0.1 = 14.62 ÷ 3.4 = 90.72 ÷ 3.2 ÷ 6.3 = 21.44 ÷ 3.2 = 48.36 ÷ 5.2 = 14.355 ÷ 1.1 ÷ 4.5 = 55.46 ÷ 5.9 = 87.36 ÷ 9.1 - 9.2 = 26.4 ÷ 0.5 ÷ 8.8 = 72.52 ÷ 9.8 - 7.2 = 20.064 ÷ 8.8 ÷ 1.2 = 28.101 ÷ 1.7 ÷ 8.7 = 30.38 ÷ 6.2 - 1.7 = 71.136 ÷ 3.6 ÷ 2.6 = 0.384 ÷ 0.2 ÷ 1.2 = 7.44 ÷ 1.2 - 6.2 = 20.46 ÷ 6.6 = 1.296 ÷ 0.2 ÷ 0.8 = 3.87 ÷ 0.9 = 0.6 ÷ 0.2 = 6.97 ÷ 1.7 - 2.3 = 43.56 ÷ 9.9 = 180.792 ÷ 5.4 ÷ 3.6 = 17.94 ÷ 7.8 =50.22 ÷ 6.2 = 186.984 ÷ 4.9 ÷ 7.2 = 43.68 ÷ 5.2 - 5.1 = 13.28 ÷ 1.6 - 7.9 = 1.14 ÷ 0.3 = 9.49 ÷ 1.3 =24.65 ÷ 8.5 = 24.42 ÷ 3.7 - 3.8 = 0.888 ÷ 0.3 ÷ 0.8 = 24.19 ÷ 4.1 = 41.25 ÷ 7.5 = 56.826 ÷ 2.1 ÷ 3.3 = 245.18 ÷ 9.2 ÷ 6.5 = 13.851 ÷ 5.7 ÷ 0.9 = 80.19 ÷ 8.1 - 2.7 = 15.048 ÷ 1.8 ÷ 1.9 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:20.16 ÷ 9.6 = 15.95 ÷ 2.9 = 15.36 ÷ 9.6 =38.54 ÷ 9.4 = 76.96 ÷ 3.7 ÷ 3.2 = 24.96 ÷ 3.2 =85.54 ÷ 9.4 = 404.55 ÷ 6.2 ÷ 8.7 = 4.05 ÷ 0.5 - 5.5 = 3.9 ÷ 1.3 = 52.92 ÷ 5.4 - 1.2 = 13.28 ÷ 1.6 - 2.9 = 26.65 ÷ 6.5 = 73.92 ÷ 7.7 = 10.584 ÷ 5.4 ÷ 0.7 = 71.25 ÷ 9.5 - 4.6 = 48.75 ÷ 6.5 - 2.6 = 4.2 ÷ 0.6 =232.593 ÷ 9.3 ÷ 4.1 = 29.526 ÷ 1.9 ÷ 2.1 = 51.46 ÷ 8.3 - 4.7 = 42.84 ÷ 6.3 = 9.18 ÷ 2.7 = 20.52 ÷ 1.9 ÷ 2.7 = 29.89 ÷ 6.1 - 4.8 = 79.12 ÷ 8.6 - 3.6 = 60.544 ÷ 1.1 ÷ 6.4 = 0.36 ÷ 0.1 = 23.24 ÷ 2.8 - 4.0 = 71.04 ÷ 9.6 - 4.8 = 95.06 ÷ 9.7 = 0.814 ÷ 0.1 ÷ 2.2 = 222.656 ÷ 4.9 ÷ 6.4 = 56.784 ÷ 4.8 ÷ 9.1 = 25.83 ÷ 6.3 - 4.1 = 24.5 ÷ 2.5 - 6.1 = 199.781 ÷ 8.3 ÷ 8.3 = 25.92 ÷ 5.4 ÷ 0.5 = 4.2 ÷ 2.8 =37.44 ÷ 3.9 - 7.0 = 7.22 ÷ 3.8 = 37.95 ÷ 5.5 - 5.9 = 24.82 ÷ 7.3 = 32.98 ÷ 3.4 - 7.0 = 79.17 ÷ 8.7 - 1.1 =38.16 ÷ 5.3 - 1.1 = 37.4 ÷ 6.8 = 60.75 ÷ 8.1 - 1.5 = 208.56 ÷ 7.9 ÷ 3.3 = 303.614 ÷ 5.9 ÷ 6.2 = 33.264 ÷ 2.7 ÷ 5.6 = 62.656 ÷ 8.9 ÷ 2.2 = 36.792 ÷ 7.2 ÷ 0.7 = 181.26 ÷ 4.5 ÷ 7.6 = 161.376 ÷ 8.2 ÷ 2.4 = 75.24 ÷ 9.9 - 5.3 = 15.17 ÷ 4.1 =78.32 ÷ 8.8 - 2.9 = 71.38 ÷ 8.3 - 7.5 = 18.27 ÷ 6.3 - 2.7 = 5.22 ÷ 0.9 = 3.52 ÷ 0.4 - 6.0 = 48.64 ÷ 6.4 - 4.4 = 95.06 ÷ 9.7 - 9.5 = 24.32 ÷ 3.8 - 4.9 = 18.56 ÷ 2.9 =71.61 ÷ 7.7 = 50.4 ÷ 7.2 - 5.1 = 31.0 ÷ 2.5 ÷ 6.2 = 9.28 ÷ 2.9 - 3.2 = 11.2 ÷ 1.4 - 2.7 = 12.98 ÷ 2.2 - 4.6 = 45.43 ÷ 5.9 = 11.9 ÷ 1.4 - 1.6 = 28.86 ÷ 3.7 - 3.7 = 4.896 ÷ 9.6 ÷ 0.3 = 81.84 ÷ 9.3 - 5.4 = 17.46 ÷ 1.8 - 3.8 = 32.3 ÷ 3.4 - 3.0 = 4.42 ÷ 2.6 - 1.5 = 7.36 ÷ 0.8 - 4.6 = 0.87 ÷ 0.3 = 0.962 ÷ 0.2 ÷ 1.3 = 10.71 ÷ 6.3 - 1.2 = 5.07 ÷ 1.3 - 3.4 = 39.6 ÷ 6.6 - 5.5 = 46.48 ÷ 1.4 ÷ 8.3 = 2.765 ÷ 0.1 ÷ 7.9 = 15.73 ÷ 5.5 ÷ 1.1 = 15.84 ÷ 1.6 =2.17 ÷3.1 ÷ 0.2 = 11.88 ÷ 1.8 ÷ 6.6 = 63.18 ÷ 7.8 =4.32 ÷ 1.8 = 38.69 ÷5.3 = 53.46 ÷ 5.4 - 3.8 = 193.44 ÷ 9.6 ÷6.5 = 10.8 ÷ 1.2 - 6.8 = 13.05 ÷ 8.7 =42.57 ÷ 4.3 - 3.5 =2月日姓名:练习范围:小数除法题数:100 分秒成绩: 153.576 ÷ 7.9 ÷ 7.2 = 106.59 ÷ 5.5 ÷ 5.1 = 22.05 ÷ 4.5 =40.04 ÷ 5.2 = 78.884 ÷ 7.4 ÷ 1.3 = 1.196 ÷ 4.6 ÷ 0.1 = 15.84 ÷ 1.6 - 7.0 = 657.657 ÷ 9.9 ÷ 9.1 = 291.024 ÷ 4.7 ÷ 7.2 = 0.99 ÷ 0.1 - 7.5 = 7.52 ÷ 0.8 - 9.2 = 43.12 ÷ 8.8 =59.86 ÷ 7.3 - 2.1 = 29.64 ÷ 7.6 - 1.3 = 18.36 ÷ 2.7 - 2.9 = 35.52 ÷ 3.7 - 9.3 = 11.97 ÷ 2.1 = 446.394 ÷ 7.8 ÷ 5.9 = 6.45 ÷ 1.5 = 198.744 ÷ 9.8 ÷ 5.2 = 23.4 ÷ 2.6 - 2.4 = 46.75 ÷ 8.5 = 5.18 ÷ 3.7 = 3.51 ÷ 2.7 =62.37 ÷ 7.7 ÷ 2.7 = 0.924 ÷ 0.7 ÷ 1.1 = 11.28 ÷ 2.4 - 3.3 = 2.668 ÷ 9.2 ÷ 0.1 = 40.18 ÷ 9.8 = 11.97 ÷ 1.9 - 6.0 = 61.2 ÷ 7.2 - 4.6 = 4.75 ÷ 2.5 = 3.36 ÷ 0.4 =70.08 ÷ 7.3 - 2.0 = 113.832 ÷ 9.3 ÷ 3.4 = 213.213 ÷ 9.1 ÷ 3.3 = 52.8 ÷ 5.5 = 4.48 ÷ 3.2 = 6.16 ÷ 0.8 =18.98 ÷ 7.3 = 3.85 ÷ 3.5 - 1.1 = 47.04 ÷ 8.4 =50.76 ÷ 9.4 = 134.064 ÷ 2.8 ÷ 7.6 = 36.48 ÷ 9.6 - 1.3 =53.1 ÷ 5.9 = 3.23 ÷ 1.7 = 93.555 ÷ 7.7 ÷ 2.7 = 16.91 ÷ 8.9 = 64.74 ÷ 7.8 - 1.2 = 13.94 ÷ 3.4 =45.628 ÷ 2.2 ÷ 3.4 = 62.37 ÷ 6.3 = 9.88 ÷ 2.6 =19.44 ÷ 2.4 = 62.1 ÷ 2.5 ÷ 6.9 = 66.22 ÷ 7.7 - 4.4 =20.28 ÷ 5.2 = 31.82 ÷ 3.7 - 1.1 = 23.76 ÷ 7.2 =34.81 ÷ 5.9 = 59.04 ÷ 7.2 - 3.2 = 101.66 ÷ 6.8 ÷ 2.3 = 34.22 ÷ 5.9 - 1.1 = 45.59 ÷ 9.7 - 2.3 = 14.58 ÷ 5.4 = 263.52 ÷ 6.1 ÷ 7.2 = 138.75 ÷ 7.4 ÷ 7.5 = 86.48 ÷ 9.2 = 231.192 ÷ 7.6 ÷ 7.8 = 19.53 ÷ 3.1 = 4.48 ÷ 0.8 =67.298 ÷ 7.7 ÷ 1.9 = 9.6 ÷ 1.6 = 62.56 ÷ 9.2 - 2.7 = 13.02 ÷ 2.1 - 5.0 = 34.86 ÷ 4.2 = 44.85 ÷ 6.5 - 5.8 = 29.12 ÷ 3.2 - 2.4 = 14.08 ÷ 1.6 - 2.4 = 52.0 ÷ 6.5 - 3.8 = 4.686 ÷ 7.1 ÷ 0.2 = 0.52 ÷ 0.4 = 16.17 ÷ 5.5 ÷ 0.3 = 8.736 ÷ 8.4 ÷ 0.8 = 12.3 ÷ 1.5 - 8.2 = 28.42 ÷ 5.8 - 2.7 = 43.89 ÷ 5.7 - 2.6 = 4.81 ÷ 3.7 = 26.27 ÷ 3.7 = 696.696 ÷ 8.7 ÷ 8.8 = 17.43 ÷ 2.1 - 3.4 = 9.88 ÷ 3.8 =29.16 ÷ 5.4 - 1.7 = 38.94 ÷ 6.6 - 3.9 = 20.75 ÷ 8.3 =16.49 ÷ 9.7 = 190.944 ÷ 4.8 ÷ 5.1 = 12.45 ÷ 1.5 =54.27 ÷ 8.1 - 3.5 =2月日姓名:练习范围:小数除法题数:100 分秒成绩: 129.648 ÷ 3.7 ÷ 7.3 = 6.6 ÷ 2.2 = 10.25 ÷ 2.5 - 2.6 = 33.82 ÷ 3.8 - 5.0 = 17.38 ÷ 7.9 = 9.35 ÷ 1.7 - 3.1 = 70.08 ÷ 9.6 - 2.6 = 2.736 ÷ 0.3 ÷ 7.6 = 24.768 ÷ 2.4 ÷ 4.3 = 0.96 ÷ 0.8 = 62.37 ÷ 8.1 - 4.8 = 7.02 ÷ 0.9 =30.134 ÷ 6.1 ÷ 1.3 = 15.91 ÷ 4.3 = 22.94 ÷ 3.1 - 5.3 = 37.696 ÷ 7.6 ÷ 0.8 = 33.37 ÷ 4.7 - 5.7 = 24.94 ÷ 8.6 =30.72 ÷ 6.4 = 0.63 ÷ 0.1 = 30.66 ÷ 4.2 - 3.0 = 60.75 ÷ 8.1 - 7.0 = 256.854 ÷ 3.7 ÷ 8.9 = 13.44 ÷ 4.2 =7.8 ÷ 7.8 = 701.568 ÷ 8.7 ÷ 9.6 = 6.16 ÷ 2.2 =42.75 ÷ 9.5 - 4.1 = 33.25 ÷ 3.5 = 11.88 ÷ 3.6 =16.24 ÷ 5.6 = 45.54 ÷ 4.6 ÷ 9.9 = 1.26 ÷ 0.2 - 2.1 = 57.72 ÷ 7.8 - 6.3 = 5.04 ÷ 0.8 ÷ 1.8 = 461.526 ÷ 7.8 ÷ 9.7 = 57.0 ÷ 7.5 = 36.26 ÷ 7.4 = 9.24 ÷ 1.2 =23.43 ÷ 3.3 = 0.92 ÷ 0.1 - 7.5 = 5.53 ÷ 0.7 - 5.5 = 65.12 ÷ 8.8 - 3.2 = 55.48 ÷ 7.6 - 4.8 = 52.808 ÷ 0.7 ÷ 9.2 =23.76 ÷ 2.7 = 151.125 ÷ 6.5 ÷ 7.5 = 19.43 ÷ 2.9 - 3.6 = 73.968 ÷ 6.7 ÷ 6.9 = 1.7 ÷ 0.2 - 2.1 = 8.415 ÷ 9.9 ÷ 0.1 = 2.16 ÷ 0.5 ÷ 1.6 = 65.6 ÷ 3.2 ÷ 4.1 = 49.28 ÷ 5.6 =7.2 ÷ 7.2 = 1.56 ÷ 0.6 - 1.9 = 41.44 ÷ 5.6 - 5.2 = 221.52 ÷ 5.2 ÷ 7.1 = 180.88 ÷ 5.6 ÷ 9.5 = 35.34 ÷ 6.2 - 3.2 = 29.304 ÷ 1.2 ÷ 6.6 = 10.8 ÷ 3.6 - 2.5 = 10.89 ÷ 1.1 - 7.0 = 40.28 ÷ 5.3 - 6.4 = 13.392 ÷ 1.2 ÷ 3.6 = 14.26 ÷ 2.3 = 126.36 ÷ 3.9 ÷ 3.6 = 82.17 ÷ 8.3 = 18.48 ÷ 2.1 - 7.1 = 11.16 ÷ 9.3 = 10.05 ÷ 6.7 = 9.45 ÷ 1.5 - 2.8 = 23.94 ÷ 5.7 = 86.48 ÷ 9.2 = 28.29 ÷ 6.9 = 321.048 ÷ 6.3 ÷ 5.2 = 51.33 ÷ 8.7 - 3.8 = 6.44 ÷ 0.7 =36.52 ÷ 4.4 = 45.36 ÷ 8.4 - 4.1 = 1.386 ÷ 0.7 ÷ 0.2 =13.23 ÷ 2.7 - 2.4 = 26.24 ÷ 8.2 = 83.7 ÷ 1.8 ÷ 7.5 =14.91 ÷ 2.1 - 4.7 = 50.96 ÷ 5.6 = 23.04 ÷ 2.4 - 1.6 = 93.96 ÷ 2.9 ÷ 8.1 = 12.21 ÷ 3.3 - 2.8 = 2.574 ÷ 2.6 ÷ 0.3 = 16.92 ÷ 4.7 = 5.46 ÷ 2.1 - 1.5 = 3.57 ÷ 2.1 =28.62 ÷ 5.3 - 4.0 = 14.55 ÷ 9.7 = 42.35 ÷ 7.7 = 47.04 ÷ 4.8 = 55.44 ÷ 7.2 = 81.78 ÷ 8.7 = 11.31 ÷ 2.9 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:71.04 ÷ 9.6 = 64.74 ÷ 7.8 = 201.188 ÷ 5.2 ÷ 5.3 = 76.704 ÷ 5.1 ÷ 9.4 = 14.3 ÷ 2.6 = 7.03 ÷ 1.9 - 2.9 = 89.24 ÷ 9.2 - 7.1 = 28.83 ÷ 3.1 - 1.0 = 16.56 ÷ 2.3 - 7.2 = 93.06 ÷ 9.9 = 45.9 ÷ 5.1 = 8.04 ÷ 6.7 =7.2 ÷ 4.5 = 0.72 ÷ 0.2 = 231.77 ÷ 7.7 ÷ 8.6 =8.05 ÷ 2.3 - 3.1 = 66.12 ÷ 7.6 - 1.0 = 70.68 ÷ 7.6 =47.817 ÷ 6.3 ÷ 6.9 = 1.02 ÷ 0.3 = 75.68 ÷ 8.6 - 8.1 = 40.356 ÷ 1.9 ÷ 3.6 = 23.36 ÷ 7.3 = 117.39 ÷ 6.5 ÷ 4.2 = 51.12 ÷ 7.2 - 5.9 = 2.46 ÷ 1.5 ÷ 0.2 = 2.7 ÷ 1.5 =17.64 ÷ 4.2 - 3.4 = 24.65 ÷ 2.9 - 2.4 = 17.01 ÷ 2.7 =42.48 ÷ 5.9 - 1.9 = 5.04 ÷ 0.7 - 4.1 = 20.91 ÷ 4.1 =5.61 ÷ 1.1 =6.46 ÷ 3.8 = 21.528 ÷7.8 ÷ 2.3 = 74.088 ÷ 5.4 ÷ 2.8 = 18.981 ÷ 3.7 ÷ 1.9 = 24.18 ÷ 6.2 =70.07 ÷ 7.7 = 29.44 ÷ 6.4 = 23.68 ÷ 6.4 =63.36 ÷ 9.9 - 1.9 = 11.07 ÷ 2.7 - 3.6 = 65.504 ÷ 8.9 ÷ 4.6 =37.72 ÷ 4.1 = 109.668 ÷ 7.6 ÷ 3.7 = 12.74 ÷ 1.3 - 6.2 = 11.31 ÷ 8.7 = 32.016 ÷ 0.8 ÷ 6.9 = 20.25 ÷ 7.5 - 1.8 = 23.2 ÷ 2.9 - 2.8 = 28.73 ÷ 6.5 ÷ 2.6 = 28.09 ÷ 5.3 - 3.8 = 54.76 ÷ 7.4 = 0.756 ÷ 1.8 ÷ 0.1 = 66.24 ÷ 9.6 =21.0 ÷ 3.5 - 4.5 = 172.26 ÷ 9.9 ÷ 8.7 = 24.38 ÷ 4.6 - 5.3 = 8.14 ÷ 2.2 = 15.64 ÷ 1.7 - 1.7 = 219.375 ÷ 7.5 ÷ 3.9 = 33.21 ÷ 1.8 ÷ 4.5 = 11.562 ÷ 0.3 ÷ 4.1 = 3.19 ÷ 1.1 =15.04 ÷ 1.6 - 8.2 = 29.76 ÷ 6.2 = 85.44 ÷ 8.9 - 4.0 = 5.04 ÷ 0.9 - 5.4 = 25.96 ÷ 4.4 - 4.2 = 30.24 ÷ 3.6 =11.21 ÷ 1.9 = 43.86 ÷ 8.6 = 14.25 ÷ 1.5 =34.086 ÷ 2.3 ÷ 2.6 = 37.44 ÷ 9.6 = 25.456 ÷ 7.4 ÷ 0.8 = 12.0 ÷ 1.6 ÷ 1.5 = 183.456 ÷ 9.6 ÷ 4.9 = 6.29 ÷ 1.7 =38.4 ÷ 4.8 - 2.3 = 15.48 ÷ 1.8 - 1.9 = 55.48 ÷ 7.6 - 7.2 = 1.64 ÷ 0.2 = 52.14 ÷ 6.6 = 33.792 ÷ 6.6 ÷ 1.6 = 136.068 ÷ 8.7 ÷ 1.7 = 3.64 ÷ 1.3 ÷ 0.4 = 31.68 ÷ 4.4 =31.5 ÷ 4.2 = 88.35 ÷ 9.5 - 5.7 = 17.04 ÷ 2.4 =73.87 ÷ 8.3 = 304.304 ÷ 3.8 ÷ 8.8 = 9.24 ÷ 1.1 =53.58 ÷ 9.4 = 67.62 ÷ 6.9 - 8.8 = 31.45 ÷ 3.7 - 3.0 = 5.49 ÷ 0.9 - 4.9 =2月日姓名:练习范围:小数除法题数:100 分秒成绩:62.1 ÷ 6.9 - 3.9 = 35.89 ÷ 9.7 = 65.7 ÷ 7.3 =40.47 ÷ 5.7 - 6.3 = 1.24 ÷ 0.2 - 1.8 = 4.86 ÷ 0.6 =2.75 ÷ 2.5 = 49.64 ÷ 6.8 - 4.8 = 11.05 ÷ 8.5 =19.95 ÷ 3.5 - 4.2 = 4.29 ÷ 1.1 = 126.025 ÷ 7.1 ÷ 7.1 = 36.52 ÷ 8.3 - 3.7 = 57.33 ÷ 9.1 = 59.94 ÷ 8.1 - 1.9 = 60.68 ÷ 8.2 = 35.52 ÷ 7.4 = 167.265 ÷ 5.9 ÷ 6.3 = 4.08 ÷ 1.2 - 2.2 = 68.16 ÷ 9.6 = 9.9 ÷ 3.3 =16.38 ÷ 3.9 - 1.1 = 118.531 ÷ 5.9 ÷ 4.9 = 72.52 ÷ 9.8 =0.74 ÷ 0.1 = 2.544 ÷ 0.3 ÷ 1.6 = 27.3 ÷ 3.9 =26.98 ÷ 7.1 = 28.22 ÷ 3.4 = 25.3 ÷ 5.5 - 2.8 = 1.24 ÷ 0.2 = 4.5 ÷ 0.5 = 44.28 ÷ 8.2 =64.4 ÷ 2.8 ÷ 4.6 = 38.22 ÷ 4.2 - 1.2 = 2.4 ÷ 1.5 =561.627 ÷ 9.3 ÷ 6.1 = 33.44 ÷ 8.8 = 2.244 ÷ 0.4 ÷ 3.3 = 12.35 ÷ 1.9 = 51.85 ÷ 2.5 ÷ 3.4 = 40.05 ÷ 8.9 =74.48 ÷ 9.8 - 4.9 = 37.31 ÷ 4.1 - 1.6 = 4.7 ÷ 0.5 - 9.1 =30.24 ÷ 8.4 = 108.647 ÷ 1.7 ÷ 8.3 = 45.24 ÷ 5.8 =6.65 ÷ 0.7 - 2.5 = 30.96 ÷7.2 = 53.13 ÷ 6.9 - 1.6 = 54.32 ÷ 5.6 -8.1 = 5.22 ÷ 1.8 = 24.03 ÷ 2.7 - 1.0 =9.45 ÷ 2.7 - 1.4 = 14.43 ÷ 3.9 - 2.7 = 49.536 ÷ 4.8 ÷ 2.4 = 2.36 ÷ 0.4 - 2.2 = 52.47 ÷ 5.3 = 16.72 ÷ 1.9 - 7.7 = 6.84 ÷ 1.2 = 73.08 ÷ 8.4 - 1.8 = 196.425 ÷ 8.1 ÷ 9.7 = 17.42 ÷ 2.6 - 5.8 = 11.48 ÷ 1.4 - 3.0 = 42.14 ÷ 8.6 - 1.9 = 141.414 ÷ 2.1 ÷ 7.4 = 161.172 ÷ 6.6 ÷ 3.3 = 22.96 ÷ 8.2 =59.94 ÷ 8.1 - 7.4 = 16.24 ÷ 2.9 = 9.45 ÷ 2.7 =2.66 ÷ 0.7 = 94.017 ÷3.7 ÷ 3.3 = 78.66 ÷ 5.7 ÷ 9.2 = 97.902 ÷ 3.7 ÷ 2.7 = 81.9 ÷ 9.1 - 5.2 = 32.98 ÷ 3.4 - 6.5 = 27.14 ÷4.6 = 83.52 ÷ 8.7 = 83.72 ÷ 9.2 -5.9 = 22.5 ÷ 4.5 - 2.5 = 0.91 ÷ 0.1 = 1.22 ÷ 0.2 =102.486 ÷ 1.9 ÷ 9.3 = 71.44 ÷ 7.6 - 6.0 = 16.2 ÷ 1.8 =6.6 ÷ 1.2 = 38.22 ÷ 3.9 = 38.35 ÷ 5.9 ÷ 1.3 = 3.64 ÷ 0.4 = 36.9 ÷ 4.5 - 4.0 = 28.7 ÷ 4.1 - 4.7 = 41.16 ÷ 4.2 - 4.3 = 2.3 ÷ 2.3 = 55.3 ÷7.9 - 2.6 = 73.15 ÷ 7.7 = 70.125 ÷ 5.5 ÷ 5.1 = 68.208 ÷ 5.8 ÷ 4.2 = 17.64 ÷ 1.8 =2月日姓名:练习范围:小数除法题数:100 分秒成绩: 204.512 ÷ 4.4 ÷ 8.3 = 7.41 ÷ 1.9 - 1.7 = 16.66 ÷ 2.8 ÷ 0.7 = 126.88 ÷ 2.6 ÷ 6.1 = 63.08 ÷ 7.6 - 3.1 = 128.76 ÷ 8.7 ÷ 3.7 = 32.66 ÷ 4.6 - 4.6 = 49.14 ÷ 6.3 = 46.11 ÷ 5.3 ÷ 8.7 = 69.3 ÷ 9.9 = 9.18 ÷ 2.7 = 48.0 ÷ 6.4 - 4.8 = 33.93 ÷ 3.9 - 8.0 = 12.896 ÷ 0.8 ÷ 5.2 = 18.81 ÷ 1.9 - 5.6 = 8.55 ÷ 1.5 - 3.4 = 16.24 ÷ 5.6 = 2.625 ÷ 1.5 ÷ 0.7 = 224.352 ÷ 7.2 ÷ 8.2 = 259.16 ÷ 6.2 ÷ 5.5 = 15.84 ÷ 4.4 =4.05 ÷ 0.5 - 6.4 = 13.33 ÷ 3.1 - 4.3 = 15.19 ÷ 4.9 - 1.0 = 87.36 ÷ 9.6 - 4.0 =6.954 ÷ 6.1 ÷ 0.6 = 61.5 ÷ 8.2 =553.28 ÷ 7.6 ÷ 9.1 = 3.4 ÷ 0.5 - 3.4 = 40.85 ÷ 4.3 - 5.2 = 43.7 ÷ 9.5 - 1.7 = 33.48 ÷ 6.2 = 15.48 ÷ 1.8 =48.76 ÷ 9.2 - 1.9 = 0.7 ÷ 0.2 = 5.184 ÷ 0.3 ÷ 4.8 = 285.688 ÷ 5.2 ÷ 8.2 = 31.16 ÷ 3.8 - 7.9 = 107.73 ÷ 9.5 ÷ 1.8 = 14.49 ÷ 2.1 = 448.448 ÷ 5.6 ÷ 9.1 = 88.464 ÷ 9.7 ÷ 3.8 = 7.2 ÷ 1.6 - 1.6 = 23.22 ÷ 2.7 = 309.225 ÷ 9.5 ÷ 3.5 =32.34 ÷ 4.2 - 4.6 = 13.632 ÷ 0.6 ÷ 3.2 = 46.23 ÷ 6.9 =24.36 ÷ 2.9 - 6.4 = 6.16 ÷ 1.1 - 2.9 = 54.87 ÷ 5.9 =36.024 ÷ 7.9 ÷ 0.6 = 41.16 ÷ 4.2 - 6.3 = 2.28 ÷ 1.2 =14.45 ÷ 1.7 - 2.5 = 150.675 ÷ 4.1 ÷ 4.9 = 36.855 ÷ 0.5 ÷ 9.1 = 310.464 ÷ 9.6 ÷ 4.9 = 3.8 ÷ 0.4 - 8.8 = 30.8 ÷ 5.6 - 1.3 = 34.56 ÷ 3.6 = 38.16 ÷ 5.3 - 3.4 = 30.96 ÷ 3.6 =26.04 ÷ 3.1 = 31.5 ÷ 7.5 = 71.28 ÷ 1.2 ÷ 9.9 = 39.9 ÷ 5.7 = 1.944 ÷ 0.2 ÷ 1.8 = 85.26 ÷ 9.8 - 2.5 = 12.71 ÷ 4.1 = 106.575 ÷ 4.9 ÷ 8.7 = 52.44 ÷ 5.7 - 1.3 = 56.32 ÷ 6.4 - 7.8 = 27.3 ÷ 4.2 = 14.88 ÷ 2.4 - 4.0 = 15.13 ÷ 8.9 = 78.936 ÷ 9.2 ÷ 3.9 = 328.624 ÷ 3.8 ÷ 9.2 = 54.29 ÷ 6.1 = 12.75 ÷ 1.5 = 38.34 ÷ 5.4 =233.244 ÷ 3.8 ÷ 9.9 = 22.8 ÷ 7.6 = 14.16 ÷ 2.4 - 3.6 = 8.52 ÷ 1.2 = 1.722 ÷ 4.2 ÷ 0.1 = 143.856 ÷ 8.1 ÷ 7.4 = 74.48 ÷ 7.6 - 6.3 = 26.64 ÷ 3.6 = 43.61 ÷ 8.9 - 1.7 = 56.88 ÷ 7.9 = 47.3 ÷ 5.5 - 5.9 = 104.958 ÷ 4.9 ÷ 3.4 = 15.12 ÷ 2.1 - 5.0 = 238.08 ÷ 6.2 ÷ 9.6 = 91.14 ÷ 9.8 - 1.4 = 3.85 ÷ 0.7 - 1.8 = 83.6 ÷ 9.5 = 74.26 ÷ 9.4 =26.5 ÷ 5.3 =2月日姓名:练习范围:小数除法题数:100 分秒成绩: 326.592 ÷ 5.6 ÷ 8.1 = 15.58 ÷ 3.8 = 72.756 ÷ 9.4 ÷ 1.8 = 697.333 ÷ 9.7 ÷ 9.1 = 16.92 ÷ 9.4 = 22.568 ÷ 1.4 ÷ 5.2 = 7.37 ÷ 6.7 = 23.1 ÷ 3.5 ÷ 1.5 = 34.44 ÷ 4.1 - 5.6 = 74.102 ÷ 6.7 ÷ 7.9 = 4.76 ÷ 3.4 = 15.96 ÷ 2.8 - 5.5 = 15.66 ÷ 5.8 ÷ 1.8 = 2.233 ÷ 0.1 ÷ 7.7 = 18.0 ÷ 0.5 ÷ 7.2 = 141.912 ÷ 2.4 ÷ 8.1 = 12.6 ÷ 1.8 - 3.6 = 126.198 ÷ 5.7 ÷ 2.7 = 240.768 ÷ 7.2 ÷ 7.6 = 25.55 ÷ 7.3 = 12.5 ÷ 2.5 - 4.2 = 153.384 ÷ 2.2 ÷ 8.4 = 45.36 ÷ 6.3 = 75.46 ÷ 7.7 - 2.2 = 33.75 ÷ 7.5 = 44.2 ÷ 6.5 = 1.3 ÷ 0.5 - 1.3 = 157.95 ÷ 2.5 ÷ 8.1 = 76.024 ÷ 4.3 ÷ 3.4 = 11.136 ÷ 5.8 ÷ 0.4 =28.32 ÷ 5.9 - 2.0 = 10.65 ÷ 1.5 = 77.418 ÷ 1.7 ÷ 9.9 =29.862 ÷ 5.4 ÷ 0.7 = 1.134 ÷ 2.1 ÷ 0.2 = 309.375 ÷ 5.5 ÷ 7.5 = 72.24 ÷ 8.4 = 43.66 ÷ 7.4 = 43.428 ÷ 4.7 ÷ 7.7 = 294.032 ÷ 9.4 ÷ 3.4 = 68.31 ÷ 3.3 ÷ 2.3 = 167.098 ÷ 6.7 ÷ 4.3 = 13.8 ÷ 9.2 = 16.74 ÷ 5.4 - 1.4 = 493.218 ÷ 5.3 ÷ 9.9 =。
西师大版五年级(上)期末数学复习卷1一、计算题复习1.计算.0.48×0.24= 4.575÷0.15=8.7﹣0.875= 8÷2.7=8.35+1.8=24.6÷12=7.5×0.6÷7.5×0.6=1÷[(1.75﹣1.5)×0.4]=3.8+5.6÷7×8=2.简便计算0.56×0.125 24÷0.125 48×0.254÷0.25 6.42×9918.65﹣3.7+1.35﹣16.3(16.5×24+24×7.5)÷0.6 10.5×60×5×887.5×305﹣87.5﹣4×87.593÷0.31÷3 15.8﹣4.72﹣6.28.3.估算.4.8×0.4≈912.4×0.25≈14.4÷6.8≈32.2÷0.5≈二、概念题复习4.两因数的积是5.6,一个因数不变,另一个因数扩大6倍,积是;如果一个因数扩大100倍,另一个因数缩小25倍,积是.5.两数的商是2.4,被除数不变,除数扩大4倍,商是;如果被除数扩大5倍,除数缩小10倍,商是.6.两因数同时扩大10倍后,积是68,原来的积是;两个因数,一个扩大4倍,另一个缩小8倍,积是32,原来的积是.7.在横线里填上<、>或=1.46 0.99×1.46 1.01×7.6 7.629.9×0.33 2.99×3.3 3.25 0.52÷3.252.04÷1.5 2.04 0.378÷0.27 37.8÷2.7.8.人民币最小的单位是,所以计算结果一般保留位小数.在计算汽车速度时,一般以千米每时作单位,保留位小数.9.在横线上填上合适的数.(3分)×17=4.76 36.4÷=14 ÷1.6=36.10.一道除法算式,除数与商的乘积再加上被除数,得数是18.8,被除数是.11.一道减法算式,被减数、减数、差三者之和为47.2,被减数是.12.小数318.31818…可以简写成,循环节是.在小数点后第41位上的数字是.13.平行四边形可以割补成一个长方形,长方形的长和平行四边形的相等,长方形的宽和平行四边形的相等,长方形的面积=长×宽,所以,平行四边形的面积= .14.把一个长方形拉成平行四边形,相等,不等.15.几个平行四边形,只要相等,它们的面积就相等.16.几个三角形,只要相等,它们的面积就相等.17.几个梯形,只要相等,也相等,它们的面积就相等.18.0.05平方千米= 公顷= 平方米= 平方分米= 平方厘米;0.5时= 分; 90分= 时; 1.5年= 月; 15月= 年.19.一条高速公路长48千米,宽12千米,这条高速公路占地公顷.20.因为5×9=45,或者45÷9=5,可以看出和都是的因数;是和的倍数.21.因为20÷5=4,可以看出能被整除,能整除.22.找出30所有的因数:;所有的质因数.23.把42写成质数相乘的形式:.24.按要求填数:24 30 45 57 102 510 17 48能被2整除的数:.能被3整除的数:.能被5整除的数:.能同时被2、3、5整除的数:.25.最小的质数是,最小的合数是,它们的积是.26.正方形可以分成两个完全一样的直角三角形,梯形,还可以分成形.27.一个数的因数是有限的,一个数的是无限的.28.两个不同的数相乘的积只有四个因数.比如:.29.两个连续偶数的和是30,它们是和;两个连续奇数的和是28,它们是和.30.有两个不同的质数,它们的和是20,积是51.这两个质数较大的一个是.31.乙数比甲数少2,甲数是乙数的5倍.甲、乙两数的积是.32.有两个数,它们的和是24,两数相除的商是4,这两个数分别是和.33.一个数里有45个0.1,这个数是;8.5里面有0.001.34.一个三位小数的近似数是7.45万吨,它保留了位小数,也表示精确到万吨,还表示精确到位,这个三位小数最大是,最小是.35.20=4×5叫分解;20=2×2×5叫分解.36.一个三角形和一个平行四边形,面积和底都相等,那么三角形的高是平行四边形高的.三、操作题复习.37.分别画出一个底为3厘米,高为2厘米的平行四边形和三角形.38.画一个上底为2厘米,下底为3厘米,高为3厘米的梯形.四、判断题复习39.两因数相乘,如果其中一个因数比1大,积就比另一个因数大.()40.两数相除,如果除数比1大,商就比被除数大.()41.计算小数除法时,商的小数点要与变化后被除数的小数点对齐.()42.计算23.4÷6,商3后余54个0.1.()43.可以用乘法去验算除法的结果.()44.每辆车限乘48人,60人需要1.25辆车.()45.做一件衣服要1.8米布,4.5米布可以做3件衣服.()46.4.2121…比4.212121大.()47.最小的偶数是0,最小的自然数是1,最小的质数是2.()48.口袋里有3个红球、2个黄球和口袋里有6个红球、4个黄球,摸出红球的可能性都是.()49.A、B、C都不为零,如果A是B的3倍,B是C的4倍,那么A是C的7倍.()五、应用题复习50.计划建48米高的桥墩,如果按每3天建2.82米的速度施工,51天能完成吗?51.小华的体重是28.5千克,爸爸的体重是妈妈的1.2倍,妈妈的体重是小华的1.8倍.爸爸、妈妈各多少千克?52.每千克油菜籽可以榨0.47千克油,3250千克油菜籽大约可以榨多少千克油?(得数保留整数)53.下表是明明家8月份水、电、气的使用情况,请通过计算完成统计表.名称单价7月止数8月止数实际用量应缴金额(元)水(立方米) 2.50元/立方米78.283电(千瓦时)0.52元/千瓦时651.8739.3气(立方米) 1.78/立方米10515054.小棋同学家今年全年用水情况如下,平均每月用水多少吨?前4个月后8个月20.8吨41.6吨55.一块黑板长3.1米,宽1.2米.如果漆这块黑板每平方米要花9.6元,一共需要多少元?56.出租车计费.起步价为8元.3千米后按每千米1.8元计费.我要去的地方离出发地72千米.但离目的地还有28.5千米时,我因事下车了.我只需要付费多少元?(结果保留整数)57.一本故事书300页,每页大约有0.55千字.它的前180页是中国故事,后面部分是外国故事,外国故事大约有多少千字?58.一高速公路对小车的收费标准是每千米0.5元(包含隧道),此外还要加收隧道通行费20元.一小车从甲地到乙地共行了78.4千米(包含隧道),共要交费多少元?59.一修路队每月修路0.85千米.8个这样的修路队半年能修多少千米?60.王叔叔交了400元钱,住旅馆8天.离开时服务员找给他12元,王叔叔每天的住宿费多少元?61.小明从家到学校.如果每时走3.5千米,0.8时可以到达.如果每时走4千米,为了能在8:15分上课前到校,他最迟应该在什么时间离开家?62.(3分)小芳做一道除法算式,把除数6看作了9,算出的商是2.7.正确的商应该是多少?63.做一块长方形画板,长为1.2米,要使面积为1.14平方米,宽应该是多少?64.(3分)相同质量的白菜,李叔叔的2千克3.6元,杨阿姨的4千克6.8元.哪个更优惠?65.随着合川到太和的公路改造完成,通行里程由36千米缩短为30千米,车速由原来的平均每时30千米提高到平均每时40千米.行车时间比原来少用多少分钟?66.选择话费标准.第一类:每月每部手机缴月租12元,每打出1分钟0.10元;第二类:免月租费,每打出1分钟0.20元;李阿姨平均每月的通话时间为150分钟,选哪类合算?67.唐师傅的车现有10升汽油,每升汽油可行驶6.5千米.唐师傅准备从太和到重庆办事,如果太和到重庆的里程为117千米,往返至少还需加多少升汽油?68.一块平行四边形地,底为90米,是高的1.8倍.如果每公顷收小麦9800千克,这块地可以收小麦多少千克?69.用200米长的篱笆靠墙面围一个高为60米的梯形地,这个梯形地的面积是多少?在这块地里共收油菜籽3.5吨,平均每公顷收油菜籽多少吨?(结果保留一位小数)70.一堆圆木,它的横截面形状成等腰梯形.已知圆木最上面一层有12根,最下面的一层有20根,并且下面一层都比上面一层多1根.求这堆圆木共有多少根?71.小红家的鸡每天产蛋不超过50个,2个2个地数剩1个,3个3个地数正好数完,5个5个地数剩4个.鸡蛋最多有多少个?鸡蛋最少有多少个?72.白糖每500克售价4元.商场新年促销,买1千克赠送250克.王叔叔需要5千克糖,应付款多少元?64元可以买多少千克糖?73.一辆汽车以每小时48.5千米的速度从A城开往B城,行了2.4小时后离中点还有27千米.全程多少千米?74.某车间25天生产了1200个零件,比原计划提前5天完成任务.原计划平均每天生产多少个零件?75.一桶油连桶重12千克,用去一半后连桶重6.5千克.桶重多少千克?油重多少千克?76.学校买来单人桌椅50套,用人民币3200元.已知3把椅子与1张桌子的价钱相等.桌子和椅子的单价各是多少?77.甲的全部因数是1、2、3、4、6、8、12、24;乙的倍数从小到大依次为24、48、72、96…,求甲、乙的和是多少.78.用10以内的三个质数组成一个能同时被3和5整除的最大三位数是,最小三位数是.六、求下面图形的面积.(单位:厘米)79.求下面图形的面积.(单位:厘米)西师大版五年级(上)期末数学复习卷2一、计算.(30分)1.直接写出得数.(6分)1.5×4=1÷0.25= 5.4÷0.01=0.6×0.5=0.09÷0.1=10﹣6.02=7×0.08=0.8÷0.02=0.32÷0.04=6.8×0.5= 1.25×8×0=15.5×11﹣15.5=2.估算(6分)5.95×20≈16.08÷1.9≈7.8×10.01≈42÷6.15≈0.49×84≈28.4÷7.05≈3.用竖式计算.(第(1)题得数保留两位小数,第(2)题验算)(6分)(1)2.79×1.45;(2)35.72÷4.7.4.下面各题,怎样简便就怎样算(12分)16.75﹣1.5×3﹣4.55 12.5×32×2.56.45+3.55÷(30﹣29.5)0.36×[5.4÷(0.6+1.2)]二、填空.(36分)5.(2分)6.2是0.62的倍,6.2里面有个百分之一.6.在横线里填上“>”“<”或“=”.(4分)102×0.96 102 10.1×2.5 1.01×2523.5÷0.8 23.5 3.505 3.0507.(1分)36分解质因数是:36= .8.(1分)一个数既是15的因数,又是15的倍数,这个数是.9.(1分)一个合数至少有个因数.10.(4分)在1、4、55、2、23、18、3.2和17中,质数有,合数有,奇数有,偶数有.11.(1分)四位数2□41,它是3的倍数,□里最大填.12.(1分)一个平行四边形的面积是25.6平方厘米,与它等底等高的三角形的面面积是平方厘米.13.(1分)一块试验田接近平行四边形,它的底是150米,高是120米,这块试验田的面积是公顷.14.(1分)一个梯形飞面积是22.8平方厘米,高是6厘米,上底是1.8厘米,下底是厘米.15.(1分)如果A÷B=5.4,那么(A÷2)÷(B÷5)= .16.(2分)长方形有条对称轴,圆有条对称轴.17.(1分)从7:15到7:30,分针顺时针旋转了度.二、(5分)判断下面各题,正确的里打“√”,错误的打“×”.18.(1分)6.181818的循环节是18.()19.(1分)一个数除以小数商一定大于被除数.()20.(1分)两个面积相等的三角形一定能拼成平行四边形.()21.(1分)非0自然数中除2以外,所有偶数都是合数.()22.(1分)长方形、正方形和平行四边形都是轴对称图形.()三、(10分)选择正确答案的序号填在括号里.23.(2分)下面各题中与5.12÷3.2得数相等的是()A.51.2÷0.32 B.512÷32 C.0.512÷0.32 D.0.512÷3224.(2分)用0、4、5三个数字组成的三位数中,是3的倍数有()个.A.2 B.3 C.4 D.525.(2分)用木条钉制一个长方形框架,然后拉成一个平行四边形与原来的长方形相比,()A.周长和面积都不变B.周长不变面积变小C.周长不变,面积变大D.周长变大面积不变26.(2分)(如图)转动转盘,指针指向()色的可能性大.A.红B.黄C.蓝D.白27.(2分)梯形中面积相等的三角形有()A.1对B.2对C.3对D.4对四、.(6分)28.(6分)计算下面图形的面积.(1);(2).五、按要求画图.(6分)29.(4分)将图形A绕O点沿逆时针方向旋转900得到图形B,再将图形B向左平移5格得到图形C,画出图形B和C.30.(2分)画出下面每个图形的另一半,使它成为一个轴对称图形.六、解决问题.(22分)31.(5分)某汽车队派五辆小货车和一辆大货车向灾区送货物,一次可运货物36吨,每辆小货车运5.5吨,每辆大货车运多少吨?32.(5分)李大伯用篱笆围了一块梯形菜地(如图),恰好一边靠墙,一共用了54米长的篱笆,如果每平方米收菜4.5千克,这块菜地一共收菜多少千克?33.(5分)宏远商场开展促销活动,在一个星期里,前3天平均每天的销售额是7.5万元,后4天的销售额共26万元,这个星期平均每天的销售额是多少万元?得数保留两位小数.34.(7分)移动轻松卡收费标准如下:资费名称轻松卡10元套餐轻送卡20元套餐月套餐基本费10元20元包含通话时间40分钟100分钟套餐外通话0.18元/分钟0.18元/分钟李叔叔每月的通话时间约为180分钟,选择哪种收费标准比较合算?西师大版五年级(上)期末数学复习卷3一、计算部分.(共33分)1.(12分)直接写出下面各题的得数.3.8+6.2=1﹣0.01=4×0.5=10÷2.5=0.1×0.3=12.1÷11=3.6×0.4=36÷0.2=0.13×40=4.3÷43=15﹣3.4﹣6.6= 1.25×1.2×8= 2.(3分)估算下面各题.(1)24.9×3.9≈想:可以把24.9看作,把3.9看作.(2)11.9÷4.1≈想:可以把11.9看作,把4.1看作.3.(6分)用竖式计算下面各题.(第(1)题得数保留一位小数,第(2)题要求验算.)(1)2.15×1.5≈(2)114÷9.5=4.(12分)计算下面各题,能用简便方法的要用简便方法计算.(1)9.78×2.3+2.3×10.22(2)1.5×11﹣7.83+3.5(3)7.25÷(31﹣29.55)×1.3(4)75.6÷[0.7×(8.5﹣7.6)].二、判断下面各题.(5分)5.(1分)4.5×0.6÷4.5×0.6=1()6.(1分)除2以外所有的质数都是奇数.()7.(1分)一个数的倍数一定比这个数大.()8.(1分)两个质数的乘积一定是合数.()9.(1分)等底等高的两个三角形一定可以拼成一个平行四边形.()三、选择正确答案的序号填入括号内.(6分)10.(1分)如果一个两位小数,保留一位小数后是2.3,这个数最小是()A.2.34 B.2.30 C.2.29 D.2.2511.(1分)乘法里,一个因数扩大10倍,另一个因数扩大100倍,积扩大()倍.A.10 B.100 C.100012.(1分)下面各题中,结果最大的是()A.99.5×1.9 B.798÷4.9 C.32.2×7.1 D.61.8÷2.213.(1分)将图形 A(),可以得到图形B.A.向右平移3格,再绕O点逆时针旋择90°B.向右平移5格,再绕O点顺时针旋择90°C.向右平移3格,再绕O点顺时针旋择90°14.(1分)下面的图形()A.图1的面积大B.图2的面积大C.面积无法比较D.面积一样大15.(1分)有一堆钢管,最下层有8根,最上层有3根,每相邻的两层都相差1根.这堆钢管的总根数是()根.A.16 B.24 C.33 D.40四、填空.(23分)16.(2分)在横线上填上“>”、“<”或“=”.1.1×4.68 4.68 51.2÷1.6 51.232×0.27 3.2×2.7 1.28÷0.75 12.8÷7.5.17.(3分)在横线里填上适当的数.13×=27.3 ÷2.8=0.5 5.4÷=0.45.18.(2分)循环小数4.613613…也可以写作,保留两位小数是.19.(1分)18的所有因数有.20.(1分)把24分解质因数是.21.(3分)有3张卡片{0.5.7},从中任选两张组成一个两位数,组成的两位数中,是2的倍数的有,有约数5的数有.用这3张卡片任意组成的三位数,一定能被整除.22.(2分)口袋里有大小相同的7个球:1个红色,1个黑色,2个黄色,3个蓝色.从袋中任意摸出1个,摸到球的可能性最大,摸到红色球的可能性与摸到黑色球的可能性.23.(2分)3.5hm2= m2 750hm2= km2.24.(1分)一个平行四边形的面积是45m2,底是15米,它的高是米.25.(1分)在一张长16厘米,宽10厘米的长方形纸中,剪下一个最大的三角形,这个三角形的面积是平方厘米.26.(1分)如图,在长12厘米,宽6厘米的长方形中,梯形的面积比三角形的面积大24平方厘米,则梯形的上底长为厘米.27.(2分)轴对称图形中,等腰梯形的对称轴有条,正方形的对称轴有条.五、动手操作(10分)28.(4分)在下面方格纸中,分别画平行四边形、三角形和梯形各一个,使他们的面积都是6cm2.(每个小方格代表1cm2)(4分)把下面的三角形 ABC绕A点顺时针方向旋转90°,再向右平移5格.要29.求分别画出旋转后的图形和平移后的图形.30.(2分)画出图形的另一半,使它成为一个轴对称图形.六、解决问题:(25分)31.(5分)一个果园种了360棵梨树,平均每棵梨树收梨40千克.如果每千克售价为3.6元,一共可以收入多少元?32.(5分)织布工人王阿姨在一段时间内,她的工作量如下表所示.王阿姨这几天平均每天织布多少米?前2天后3天共322.4米平均每天179.2米33.(5分)修路队修一条公路,计划每天修86米,27天修完.实际提前3天完成了任务,实际平均每天修多少米?34.(5分)有一堆重45吨的沙,已经用4辆载重为6吨的车运了1次,剩下的沙用载重为4吨的汽车一次运完.至少需要多少辆车?35.(5分)原来生产一套童装需要用布2.2米,改进技术后每套童套装节省0.2m 布.原来生产400套童装的布现在能做多少套童装西师大版五年级(上)期末数学复习卷4一、计算.(31分)1.口算.(8分)4.5×2=100×0.1=0.56÷7=0.25×4=0.8+0.12= 2.8÷10=0.8×12.5=1﹣0.25=2.巧算.(9分)12.5×3.5×0.8 3.6÷1.2÷3 7.2×7.2+3.8×7.2﹣7.23.脱式计算.(9分)5.7﹣0.45÷1.5×3 1.8×(1.4+0.26÷2) 1.25÷(12﹣9.5)×0.24.(5分)已知如图平行四边形的面积是42cm2,计算图中阴影部分的面积.二、判断.(每题1分,共5分)5.(1分)平行四边形是轴对称图形,有2条对称轴.()6.(1分)两个数相乘,积一定大于其中的任何一个因数.()7.(1分)两个数相除,除不尽的一定是循环小数.()8.(1分)随意抛掷一枚硬币,出现正面向上与出现反面向上的可能性相等()9.(1分)一个三角形的底不变,把它的高扩大3倍,所得的面积比原面积增加2倍.()三、将正确答案的序号填入括号内.(每题1分,共5分)10.(1分)甲、乙两数的商是0.4,如果被除数扩大100倍,除数也扩大100倍,那么商是()A.0.4 B.4 C.4011.(1分)一个数的百位上是最小的合数,十位上是最小的质数,个位上的数既不是质数,也不是合数,那么这个数可以是()A.412 B.231 C.431 D.42112.(1分)一根木料锯成3段需要1.8min,锯成6段需要()min.A.3.6 B.4.5 C.5.413.(1分)一瓶油连瓶重2.7千克,倒出一半后,连瓶重1.45千克,瓶里原来有()千克油.A.2.3 B.2.5 C.2.614.(1分)如图梯形ABCD中,两个阴影部分的面积关系是()A.s1=s2B.s1>s2C.s1<s2四、填空.(12题2分,其余每空1分,共24分)15.(2分)5.04×2.1的积是位小数,估计这个积比10 .16.(2分)根据38×2.2=83.6,直接写出下面各题的结果.3.8×2.2= ; 8.36÷0.22= .17.(2分)6÷11的商用循环小数表示为,保留两位小数约是.18.(2分)如果一个数等于2×3×5,那么这个数的因数有个,这个数的质因数有个.19.(4分)如图,图形2先绕O点沿方向旋转度,再向平移格,可同图形1拼成一个长方形.20.(1分)把45分解质因数可以写成.21.(2分)已知(□+△)×0.7=3.5,△÷0.6=3,则□= ,△= .22.(2分)某商场举行促销活动,前50名购买者可以抽奖,一等奖5名,二等奖15名,三等奖25名.在这次抽奖活动中,中等奖的可能性最大,中等奖的可能性最小.23.(1分)一间教室长7.5m,宽4.5m.如果平均每个学生占地约0.7m2,那么这间教室最多可以坐名学生.24.(2分)图中,平行四边形的面积为60cm2,A 点是平行四边形底边上的中点,三角形的面积是cm2,梯形的面积是cm2.25.(2分)小明每步的平均长度是0.63m.他去上学要走600步,小明家到学校大约有m.如果每分钟走30步,他从学校回到家里行完全程要分钟.26.(2分)把、、1.853、、按从小到大的顺序排列为<<<<.五、画一画.(共5分)27.(5分)(1)将图形A绕点 O 顺时针旋转90°,得到图形B.(2)将图形B 向右平移8格,得到图形C,再画出图形C 的对称轴.六、解决问题.(共30分)28.(5分)小华家到学校的路程是0.5km,小芳家到学校的路程比小华家到学校路程的3倍少0.2km.两个各自从家到学校,小华要比小芳少走多少千米?29.(6分)妈妈买的一瓶果汁有2升.把这瓶果汁倒满6个相同的杯子后,还剩下0.8升.剩下的果汁还能倒满几个这样的杯子?30.(6分)王大爷在自家墙外围成一个养鸡场(如图),围鸡场的篱笆的总长是28.5m,其中一条边是8.5m,求养鸡场的面积.31.(6分)某服装厂原来做一套童装要用布2.1m,现在改进了裁剪方法,每套比原来节约0.1m.原来做500套童装的布,现在可以做多少套童装?32.(7分)某城市自来水收费是这样规定的:每户每月用水15T以内(含15T)按每吨1.8元收费,超过15T的.超过部分按每吨3元收费.方华家九月份交了45元水费,他家九月份用水多少T?。
一、填空题。
1、一个数是由5个十和5个百分之一组成,这个数是(),把这个数的小数点先向右移动三位,再缩小10倍,是()。
2、4.5里面有()个0.1;0.45里面有()0.01。
7.5里有(),124里有()。
3、6200千克=()吨990公顷=()平方千米132分=()时3200平方米=()公顷4、一根5米长的钢材重4千克。
照这样计算,这种钢材每米重()千克;每千克长()米。
5、10吨海水可以晒出0.85吨盐,50吨海水可以晒出( )吨盐,要晒出1.7吨盐,需要( )吨海水。
6、用容量为4.5千克的油箱去分装200千克油,可以装满()只油箱,还余()千克油。
7、在括号里填上适当的数。
38÷0.19=()÷19 4.84÷22=()÷2.2 的小数点向左点错了一位,结果得21,聪明的你一定知道这道题的正确答案是()。
9、一道除法算式的得数是4,被除数、商与除数的和是16.5,被除数是()。
二、选择题。
1、3.4÷x<3.4,下面()正确。
A x>1B x<1=C x=1 D不能确定2、一块三角形地的面积是0.5公顷,已知它的底是250米,高是( )米;A 2B 20C 40D 43、把156千克的大米全部装入塑料袋中,每只塑料袋装15千克,至少要()只塑料袋。
A 9B 10C 11 D154、B÷C=3.3,如果B缩小3倍后,要使结果还是3.3,那么C应该()。
A 扩大3倍B 缩小3倍C缩小3.3倍D 缩小9倍。
5、一个正方形果园,周长是4400米,它的占地面积为()公顷。
A 4400 B、1210000 C 121 D 无法确定根木料锯成5段要()分钟。
A 5B 6C 7.5D 9三、计算题。
1、竖式计算0.988÷0.13 0.705÷0.942、脱式计算(能简算的要简算)3.52÷2.5÷0.04 5.6÷(5.6×4)5.4÷0.25+4.6×4 7.2÷4.53、列综合算式计算。
小数估算练习题小数估算练习题①0.25×16.2×4②×8210÷1.2.688÷0.510.625÷126÷45③0.45×10④3.72×3.5+6.28×3.5)10÷2.7÷7.5⑤15.6×13.1-15.6×2.1-15.615÷0.0625.6÷0.032⑥4.8×7.8+78×0.5⑦4.8×100.1 ⑧0.565×99+0.5⑨7.09×10.8-0.8×7.09⑩100.1×36⑾3.8×5.2+3.8×4.⑿1.25×32×0.⒀0.25×16.2×40.65×201 .8×0.251.2×2.5+0.8×2.5*17.48×37-17.48×19+17.48×8 *1.25×0.5×2.5×6*75×4.7+15.9×25*28.67×67+32×28.67+573.4×0.05*56.5×9.9+5.*8.8×1.25二、小数除法1、用竖式计算下面各题。
①68.8÷ ②85.44÷1③67.5÷15④14.21÷⑤101.7÷⑥1.8÷25⑦16.8÷2⑧15.6÷⑨0.138÷15⑩1.35÷2⑾0.416÷3⑿3.64÷5⒀91.2÷3.⒁0.756÷0.1⒂51.3÷0.⒃26÷0.1389.9÷1 43.2÷61、一个正方形的周长是9.48米,它的边长是多少米?2、小汽车8分钟行12.8千米,公共汽车12分钟行14.4千米,谁的速度较快?快多少?3、小红、小明、小兰、小花、小梅一起去开心乐园玩,车费用去了9.5元,门票费32.5元。
小学五年级小数乘除法计算题大全2.541.15.6÷24=0.65,0.138÷15=0.0092,1.35÷27=0.05,0.416÷32=0.0132.2.688÷0.56=4.8,10.625÷25=0.425,0.375÷0.025=15,0.16÷0.25=0.64,126÷45=2.8,15÷0.06=250,10÷0.004=2500,2.7÷7.5=0.363.25.6÷0.032=800,56.28÷67=0.84,105÷75=1.4,6.75÷15=0.454.22.4÷4=5.6,1.8÷12=0.15,6.7×0.3=2.01,2.4×6.2=14.88,0.56×0.04=0.0224,3.7×4.6=17.02,0.29×0.07=0.0203,6.5×8.4=54.6,1.8×23=41.4,0.37×0.4=0.148,1.06×25=26.5,7×0.86=6.025.0.6×0.86=0.516,27×0.43=11.61,4.8×0.25=1.2,1.5×105=157.56.0.8×25=20,1.25×8=10,0.25×4=1,10÷0.5=20,1000÷0.8=1250,234×0.1=23.4,456×0.001=0.456,4÷8=0.5,6÷12=0.5,3÷15=0.2,30×0.9=27,3.2×100=3207.2.32×6.5+7.68×6.5=67.28,6.345×2.54+6.45×6.345+6.345÷2.54=16.2二、列竖式计算6.5×0.04=0.260.38×0.25=0.095150×0.12=180.87×1.9=1.6538.5×0.39=3.3153.5×26.7=93.45三、简便计算12.5×0.96×0.8=9.62.5×(3.8×0.04)=0.387.69×101=777.6946×0.33+54×0.33=33.660.25×39+0.25=9.7599×9.8=970.2一、列竖式计算36×5.5=19818×3.06=55.083.45×21=72.4531.5×24.5=771.750.8×0.56=0.4484.23×0.028=0.二、简便计算1.01×8.5=8.5850.79×98+0.79×2=77.421.25×9.87×8=98.280.25×5.8×0.47=0.686.3×27-76.3×17=-717.6 0.125×72=92.4×99=237.62.86×101-2.86=288.86 4.65×32+6.8×46.5=611.55一、列竖式计算0.63×1.05=0.661536×0.56=20.160.32×0.25=0.087.2×0.78=5.6163.03×2.06=6.243887×1.15=100.05二、简便计算4.8×1.25=60.73×102=74.467.8×5.6+7.8×4.4=78.962.31×1.2×0.5=1.38682.8×31+82.8×69=6,792 12.5×0.4×2.5×8=400.25×36=90.85×199=169.157.25×67.87-725×0.2787=489.一、列竖式计算4.8×7.5=36150×7.4=11100.45×1.32=0.5940.28×0.25=0.073.08×0.43=1.324448×0.35=16.8二、简便计算4.2×7.8+2.2×4.2=39.960.25×8.5×4=8.59.5×10=9517.6×0.8+0.2×7.6=14.480.8×(4.3×1.25)=4.253.12+3.12×99=309.480.86×15.7-0.86×14.7=0.86101×8.6-8.6=865.48×5.27)×1.25=52.3752.14 - 0.9 = 1.24.0.5 + 7.6 = 8.1.240 ÷ 48 = 5.4200 ÷ 300 = 14.0.75 - 0.38 = 0.37.396 + 99 = 495.90 × 30 = 2700.20 × 35 = 700.1 - 0.2 = 0.8.3 - 2.25 = 0.75.1.57 +3.43 = 518.54 - 9.9 = 8.64.36 × 99 = 3564.2.4 ÷ 2 = 1.2.48 ÷ 0.6 = 80.96 ÷ 3 = 32.0.24 ÷ 0.2 = 1.2.4.8 ÷ 6 = 0.8.0.96 ÷ 0.03 = 32.2.4 ÷0.2 = 12.4.8 ÷ 0.6 = 8.9.6 ÷ 0.3 = 32.3.24 ÷ 24 = 0.135.3.24 ÷ 0.24 = 13.5.3.24 ÷ 2.4 = 1.35.25.8 ÷ 6 = 4.322.8 ÷ 3 = 7.6.5.98 ÷ 0.23 = 26.19.76 ÷ 5.2 = 3.8.3.81 ÷ 7 = 0.544.32 ÷ 42 = 0.762.246.4 ÷ 13 = 18.95.2.17 ÷ 0.7 = 3.1.0.4 ÷0.01 = 40.5.3 + 6.7 = 12.5.4 - 3.6 - 1.4 = 0.4.30 × 0.01 = 0.3.15 ÷1.5 = 1012.9 - 8.5 = 4.4.7.2 × 0.4 = 2.88.2.8 × 1.4 = 3.92.8 + 2 - 8 + 2 = 4.286 + 198 = 484.314 - 202 = 112.526 + 301 = 827.223 - 99 = 124.0.45.0.3 × 3.6 = 1.08.10 × 0.07 = 0.7.0.14 × 4 = 0.56.100 - 35.22 = 64.78.2.5 × 0.4 = 1.3.99 × 1 = 3.99.0.43 + 3.57 = 4.2.5 × 4 × 12 = 120.0.9 × 0.8 = 0.72.7.5x (format error。
课程名称学生姓名___________学科_________年级_____________教师姓名___________平台_________上课时间_____________1.通过对除数是整数与一个数除以小数之间的类比,理解一个数除以小数2.通过对学生的视觉刺激,促进学生对除数是小数的除法法则的有效记忆3.通过视觉类比法,引导学生建构学科知识体系,激发解决相关问题的潜能(25分钟)回顾旧知识探索新知识除数是小数的小数除法(1)先把除数的小数点去掉使它变成整数(2)看除数原来有几位西小数,就把被除数小数点向右移动相同的几位(位数不够时补0)(3)如果除到被除数的末尾仍有余数就在后面添上0再继续除(4)按照除数是整数的除法计算。
(15分钟)知识应用一:填空题1、(1)3.75÷0.5=37.5÷()(2)125÷5=1.25÷()(3)63÷6=()÷0.6(4)9.8÷2.5=()÷0.252、比一比(在括号里填上“>”“<”或“=”)(1)36÷0.6()36(2)72÷1.2()72(3)0.15÷0.5()0.15(4)1.7÷1.7()1.7÷0.1二:连一连0.38÷19 26÷1.3 2.7÷300.09 0.02 20三:列式计算12.24÷0.34= 29.4÷2.5=32.8÷1.6= 7.25÷2.5=66.95÷6.5= 11.256÷2.1=(15分钟)(5分钟)(20分钟)(3)30.6÷0.03=120 ()(4)一个数(0除外)除以一个大于1的数,商小于它本身。
()(5)整数除以小数,商一定是小数。
()4.列式计算(1)一个数的1.5倍是2.4,这个数是多少?(2)被除数是47.04,除数是1.4,商是多少?(3)已知两个因数的积是54.6,其中一个因数是4.2,求另一个因数是多少?二、提高练习1.假日里,王老师带部分同学去森林公园。
一打就是 12 个哟!第四讲 小数除法适用学科 小学数学 适用年级 五年级 适用区域 广州课时时长(分钟)120 分钟知识点除数是整数的小数除法一个数除以小数 商的近似数循环小数教学目标1. 掌握除数是整数及除数是小数的小数除法的计算方法,能正确地计算。
初步掌握将除数是小数的除法转化为除数是整数的除法的推导过程,培养学生转化的数学思想。
2. 理解小数除法的意义,正确理解小数点的定位问题。
3. 使学生知道被除数比除数小时,不够商 1,要先在商的个位上写 0 占位。
4. 培养学生利用旧知识解决新问题的能力。
5. 使学生会用“四舍五入”法,结合实际情况用“进一”法和“去尾”法取商的近似数。
初步认识循环小数、有限小数和无限小数。
教学重点理解并掌握小数除以整数的计算方法。
理解除数是小数的除法的计算法则。
教学难点理解商的小数点要与被除数的小数点对齐的道理。
理解除数是小数的除法算理及应用。
教学过程一、 复习预习1.0.9398 用“四舍五入”法保留整数是( ),保留一位小数是( )。
保留两位小数是( )。
保留三位小数是( )。
2.爸爸给王鹏买了 1 筒羽毛球,内装 1 打,这筒羽毛球 19.4 元,1 个大约多少钱? 我可以这样列式:我列式的根据是:( )个性化教案二、知识讲解考点 1:1.小数除以整数时,按照整数除法的法则去除,商的小数点要与被除数的小数点对齐。
计算时要注意,整数部分除完后商应先点上小数点,再把十分位上的数字落下来,继续除,除到被除数的哪一位,商就写在那一位上。
2.在小数除法中,如果除到被除数的末位仍然有余数,要在后面添 0 继续除。
考点 2:1.一个数除以小数,先去掉除数的小数点,看除数有几位小数,被除数的小数点就向右移动几位,再按照除数是整数的计算法则计算。
2.计算被除数的小数位数比除数少的小数除法时,将除数和被除数的小数点向右移动相同的位数,被除数的位数不够,少几位就在被除数末尾补几个“0”。
2023-2024学年五年级数学上册典型例题系列期末典例专练04:小数乘除法脱式计算和简便计算“进阶版”1.计算下面各题,能简算的要简算。
⨯+++4510.15.26 3.7 4.74 4.3-⨯÷18.43 1.230.77--(18.730.232)3【答案】18;454.5;16.43;6.09【分析】5.26 3.7 4.74 4.3+++此题应先交换3.7与4.74的位置,然后再根据加法结合律的特点进行简算。
⨯此题应将10.1写成10+0.1,然后再根据乘法分配律的特点进行简算。
4510.1--此题应根据减法的性质进行简算。
18.43 1.230.77-⨯÷此题应先算乘法,再算减法,最后算除法。
(18.730.232)3【详解】5.26 3.7 4.74 4.3+++=5.26+4.74+3.7+4.3=(5.26+4.74)+(3.7+4.3)=10+8=18⨯4510.1=45×(10+0.1)=45×10+45×0.1=450+4.5=454.5--18.43 1.230.77=18.43-(1.23+0.77)=18.43-2=16.43-⨯÷(18.730.232)3=(18.73-0.46)÷3=18.27÷3=6.092.计算下面各题,能简算的要简算。
21.5÷(1.2+3.8) 4.6+5.4×2.848.7×1.25×80 99×0.32+0.32【答案】4.3;19.72;4870;32【分析】(1)先计算小括号里的加法,再计算括号外的除法;(2)先计算小数乘法,再计算小数加法;(3)先计算1.25×80的乘积,即利用乘法结合律进行简便计算;(4)把算式变为99×0.32+0.32×1,再利用乘法分配律进行简便计算。