五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 8.2 × 0.3 = | (2.6 + 4.4) × 0.6 = | 4.8 × 8.3 = |
| 0.125 × 4.8 × 8 = | 0.29 × 2.61 ≈ (保留两位小数) | 8.3 × 3 = |
| 2 × 0.5 × 5.8 = | (1.6 + 3.9) × 4.9 = | 0.82 × 8.25 ≈ (保留两位小数) |
| 3.54 × 3.23 ≈ (保留两位小数) | 3.7 × 2.7 = | 2.8 × 12 = |
| (3.3 + 1.3) × 3.2 = | 0.86 × 5.52 ≈ (保留两位小数) | 8 × 4.8 × 0.125 = |
| 1.25 × 7.2 × 8 = | 8 × 1.25 × 6.4 = | 6.4 × 2.1 = |
| 9.5 × 1.47 ≈ (保留两位小数) | 8.8 × 7.4 = | (3.1 + 4.9) × 4.5 = |
| (1.0 + 1.8) × 2.3 = | 4.9 × 9.8 = | 6.7 × 3.02 ≈ (保留两位小数) |
| 8.9 × 2.2 = | 0.65 × 8.21 ≈ (保留两位小数) | 8.0 × 5.8 = |
| 3.47 × 3.26 ≈ (保留两位小数) | 5.3 × 41 = | 0.9 × 17 = |
| (1.5 + 1.1) × 0.2 = | 6.97 × 0.13 ≈ (保留两位小数) | (2.1 + 1.5) × 2.4 = |
| 0.2 × 5 × 4.5 = | 3.1 × 7.1 = | (0.8 + 3.3) × 1.4 = |
| 8.46 × 5.95 ≈ (保留两位小数) | 2.0 × 45 = | 1.1 × 23 = |
| (3.7 + 0.2) × 0.8 = | 7.5 × 6.3 = | 1.6 × 49 = |
| 1.3 × 3.7 = | 0.5 × 2 × 5.8 = | 7.37 × 1.33 ≈ (保留两位小数) |
| 8 × 1.25 × 7.2 = | (4.0 + 3.0) × 0.1 = | 7.4 × 49 = |
| 0.8 × 38 = | 4.9 × 2.3 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 8.2 × 0.3 = 2.46 | (2.6 + 4.4) × 0.6 = 4.2 | 4.8 × 8.3 = 39.84 |
| 0.125 × 4.8 × 8 = 4.8 | 0.29 × 2.61 ≈ (保留两位小数) 0.76 | 8.3 × 3 = 24.9 |
| 2 × 0.5 × 5.8 = 5.8 | (1.6 + 3.9) × 4.9 = 26.95 | 0.82 × 8.25 ≈ (保留两位小数) 6.76 |
| 3.54 × 3.23 ≈ (保留两位小数) 11.43 | 3.7 × 2.7 = 9.99 | 2.8 × 12 = 33.6 |
| (3.3 + 1.3) × 3.2 = 14.72 | 0.86 × 5.52 ≈ (保留两位小数) 4.75 | 8 × 4.8 × 0.125 = 4.8 |
| 1.25 × 7.2 × 8 = 72 | 8 × 1.25 × 6.4 = 64 | 6.4 × 2.1 = 13.44 |
| 9.5 × 1.47 ≈ (保留两位小数) 13.96 | 8.8 × 7.4 = 65.12 | (3.1 + 4.9) × 4.5 = 36 |
| (1.0 + 1.8) × 2.3 = 6.44 | 4.9 × 9.8 = 48.02 | 6.7 × 3.02 ≈ (保留两位小数) 20.23 |
| 8.9 × 2.2 = 19.58 | 0.65 × 8.21 ≈ (保留两位小数) 5.34 | 8.0 × 5.8 = 46.4 |
| 3.47 × 3.26 ≈ (保留两位小数) 11.31 | 5.3 × 41 = 217.3 | 0.9 × 17 = 15.3 |
| (1.5 + 1.1) × 0.2 = 0.52 | 6.97 × 0.13 ≈ (保留两位小数) 0.91 | (2.1 + 1.5) × 2.4 = 8.64 |
| 0.2 × 5 × 4.5 = 4.5 | 3.1 × 7.1 = 22.01 | (0.8 + 3.3) × 1.4 = 5.74 |
| 8.46 × 5.95 ≈ (保留两位小数) 50.34 | 2.0 × 45 = 90 | 1.1 × 23 = 25.3 |
| (3.7 + 0.2) × 0.8 = 3.12 | 7.5 × 6.3 = 47.25 | 1.6 × 49 = 78.4 |
| 1.3 × 3.7 = 4.81 | 0.5 × 2 × 5.8 = 5.8 | 7.37 × 1.33 ≈ (保留两位小数) 9.80 |
| 8 × 1.25 × 7.2 = 72 | (4.0 + 3.0) × 0.1 = 0.7 | 7.4 × 49 = 362.6 |
| 0.8 × 38 = 30.4 | 4.9 × 2.3 = 11.27 |