五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 0.5 × 4.6 × 2 = | 3.5 × 0.2 × 5 = | 8 × 6.4 × 0.125 = |
| 2.8 × 23 = | 3.7 × 28 = | 8.2 × 5.5 = |
| 1.3 × 12 = | 0.82 × 1.65 ≈ (保留两位小数) | 4.3 × 3.4 = |
| 6.57 × 2.91 ≈ (保留两位小数) | 4.21 × 7.74 ≈ (保留两位小数) | (0.7 + 4.8) × 0.1 = |
| 6.77 × 1.6 ≈ (保留两位小数) | 6.79 × 5.87 ≈ (保留两位小数) | (2.7 + 0.6) × 1.5 = |
| 0.4 × 4.2 = | 0.2 × 26 = | 6.0 × 6.0 = |
| (0.4 + 1.9) × 0.4 = | 6.6 × 38 = | (4.9 + 1.6) × 4.8 = |
| (1.4 + 0.2) × 4.9 = | 3.6 × 2.5 × 4 = | 2.3 × 50 = |
| 0.5 × 2 × 4.6 = | 0.6 × 5.8 = | 0.2 × 3.5 × 5 = |
| 3.5 × 46 = | 0.6 × 13 = | 6.6 × 13 = |
| 4.4 × 23 = | 7.75 × 2.09 ≈ (保留两位小数) | (2.8 + 3.1) × 3.8 = |
| 7.7 × 13 = | 0.13 × 5.69 ≈ (保留两位小数) | 0.5 × 5.8 × 2 = |
| 3.6 × 1.0 = | 7.53 × 1.17 ≈ (保留两位小数) | 2.5 × 4 × 3.6 = |
| 5.39 × 7.05 ≈ (保留两位小数) | 8.0 × 3 = | 4.6 × 2 × 0.5 = |
| (0.9 + 2.9) × 2.7 = | 4 × 4.78 × 0.25 = | (2.4 + 1.8) × 0.4 = |
| 8.7 × 6.3 = | (4.3 + 4.1) × 2.2 = | 3.5 × 39 = |
| 0.2 × 1.2 = | 6.2 × 7.6 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 0.5 × 4.6 × 2 = 4.6 | 3.5 × 0.2 × 5 = 3.5 | 8 × 6.4 × 0.125 = 6.4 |
| 2.8 × 23 = 64.4 | 3.7 × 28 = 103.6 | 8.2 × 5.5 = 45.1 |
| 1.3 × 12 = 15.6 | 0.82 × 1.65 ≈ (保留两位小数) 1.35 | 4.3 × 3.4 = 14.62 |
| 6.57 × 2.91 ≈ (保留两位小数) 19.12 | 4.21 × 7.74 ≈ (保留两位小数) 32.59 | (0.7 + 4.8) × 0.1 = 0.55 |
| 6.77 × 1.6 ≈ (保留两位小数) 10.83 | 6.79 × 5.87 ≈ (保留两位小数) 39.86 | (2.7 + 0.6) × 1.5 = 4.95 |
| 0.4 × 4.2 = 1.68 | 0.2 × 26 = 5.2 | 6.0 × 6.0 = 36 |
| (0.4 + 1.9) × 0.4 = 0.92 | 6.6 × 38 = 250.8 | (4.9 + 1.6) × 4.8 = 31.2 |
| (1.4 + 0.2) × 4.9 = 7.84 | 3.6 × 2.5 × 4 = 36 | 2.3 × 50 = 115 |
| 0.5 × 2 × 4.6 = 4.6 | 0.6 × 5.8 = 3.48 | 0.2 × 3.5 × 5 = 3.5 |
| 3.5 × 46 = 161 | 0.6 × 13 = 7.8 | 6.6 × 13 = 85.8 |
| 4.4 × 23 = 101.2 | 7.75 × 2.09 ≈ (保留两位小数) 16.20 | (2.8 + 3.1) × 3.8 = 22.42 |
| 7.7 × 13 = 100.1 | 0.13 × 5.69 ≈ (保留两位小数) 0.74 | 0.5 × 5.8 × 2 = 5.8 |
| 3.6 × 1.0 = 3.6 | 7.53 × 1.17 ≈ (保留两位小数) 8.81 | 2.5 × 4 × 3.6 = 36 |
| 5.39 × 7.05 ≈ (保留两位小数) 38.00 | 8.0 × 3 = 24 | 4.6 × 2 × 0.5 = 4.6 |
| (0.9 + 2.9) × 2.7 = 10.26 | 4 × 4.78 × 0.25 = 4.78 | (2.4 + 1.8) × 0.4 = 1.68 |
| 8.7 × 6.3 = 54.81 | (4.3 + 4.1) × 2.2 = 18.48 | 3.5 × 39 = 136.5 |
| 0.2 × 1.2 = 0.24 | 6.2 × 7.6 = 47.12 |