五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 0.5 × 2 × 5.8 = | 4 × 0.25 × 6.8 = | 9.3 × 2.9 = |
| (1.3 + 2.9) × 4.5 = | 5.0 × 15 = | (1.2 + 4.8) × 2.6 = |
| (2.3 + 1.3) × 5.0 = | 2.1 × 4.3 = | 1.81 × 8.78 ≈ (保留两位小数) |
| 8 × 6.4 × 0.125 = | 3.5 × 22 = | 5.8 × 49 = |
| 0.66 × 7.74 ≈ (保留两位小数) | (3.7 + 2.6) × 2.9 = | (2.9 + 3.4) × 3.9 = |
| 3.89 × 1.09 ≈ (保留两位小数) | (3.8 + 4.3) × 4.1 = | 8.0 × 6.8 = |
| 2.2 × 3.8 = | 5 × 0.2 × 4.5 = | 0.125 × 4.8 × 8 = |
| 6.4 × 1.25 × 8 = | 3.45 × 2.76 ≈ (保留两位小数) | 6.8 × 4 × 0.25 = |
| 8.12 × 6.87 ≈ (保留两位小数) | 0.63 × 7.2 ≈ (保留两位小数) | (2.0 + 3.1) × 0.6 = |
| 4 × 6.8 × 0.25 = | 4.89 × 8.15 ≈ (保留两位小数) | 2.13 × 6.64 ≈ (保留两位小数) |
| 2 × 0.5 × 4.6 = | 8.3 × 0.7 = | 5.4 × 9.3 = |
| 2.5 × 3.6 × 4 = | (0.4 + 1.0) × 0.4 = | 0.2 × 3.5 × 5 = |
| 9.34 × 8.02 ≈ (保留两位小数) | 4.7 × 43 = | 9.2 × 8 = |
| 0.25 × 4.78 × 4 = | 5.62 × 6.87 ≈ (保留两位小数) | 0.4 × 36 = |
| (2.5 + 2.2) × 4.2 = | 9.46 × 8.82 ≈ (保留两位小数) | (1.9 + 4.6) × 2.8 = |
| 6.08 × 7.38 ≈ (保留两位小数) | (1.2 + 1.8) × 4.9 = | 5.7 × 1.3 = |
| 1.9 × 0.3 = | (4.1 + 4.4) × 0.2 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 0.5 × 2 × 5.8 = 5.8 | 4 × 0.25 × 6.8 = 6.8 | 9.3 × 2.9 = 26.97 |
| (1.3 + 2.9) × 4.5 = 18.9 | 5.0 × 15 = 75 | (1.2 + 4.8) × 2.6 = 15.6 |
| (2.3 + 1.3) × 5.0 = 18 | 2.1 × 4.3 = 9.03 | 1.81 × 8.78 ≈ (保留两位小数) 15.89 |
| 8 × 6.4 × 0.125 = 6.4 | 3.5 × 22 = 77 | 5.8 × 49 = 284.2 |
| 0.66 × 7.74 ≈ (保留两位小数) 5.11 | (3.7 + 2.6) × 2.9 = 18.27 | (2.9 + 3.4) × 3.9 = 24.57 |
| 3.89 × 1.09 ≈ (保留两位小数) 4.24 | (3.8 + 4.3) × 4.1 = 33.21 | 8.0 × 6.8 = 54.4 |
| 2.2 × 3.8 = 8.36 | 5 × 0.2 × 4.5 = 4.5 | 0.125 × 4.8 × 8 = 4.8 |
| 6.4 × 1.25 × 8 = 64 | 3.45 × 2.76 ≈ (保留两位小数) 9.52 | 6.8 × 4 × 0.25 = 6.8 |
| 8.12 × 6.87 ≈ (保留两位小数) 55.78 | 0.63 × 7.2 ≈ (保留两位小数) 4.54 | (2.0 + 3.1) × 0.6 = 3.06 |
| 4 × 6.8 × 0.25 = 6.8 | 4.89 × 8.15 ≈ (保留两位小数) 39.85 | 2.13 × 6.64 ≈ (保留两位小数) 14.14 |
| 2 × 0.5 × 4.6 = 4.6 | 8.3 × 0.7 = 5.81 | 5.4 × 9.3 = 50.22 |
| 2.5 × 3.6 × 4 = 36 | (0.4 + 1.0) × 0.4 = 0.56 | 0.2 × 3.5 × 5 = 3.5 |
| 9.34 × 8.02 ≈ (保留两位小数) 74.91 | 4.7 × 43 = 202.1 | 9.2 × 8 = 73.6 |
| 0.25 × 4.78 × 4 = 4.78 | 5.62 × 6.87 ≈ (保留两位小数) 38.61 | 0.4 × 36 = 14.4 |
| (2.5 + 2.2) × 4.2 = 19.74 | 9.46 × 8.82 ≈ (保留两位小数) 83.44 | (1.9 + 4.6) × 2.8 = 18.2 |
| 6.08 × 7.38 ≈ (保留两位小数) 44.87 | (1.2 + 1.8) × 4.9 = 14.7 | 5.7 × 1.3 = 7.41 |
| 1.9 × 0.3 = 0.57 | (4.1 + 4.4) × 0.2 = 1.7 |