五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 0.4 × 2.6 = | 5.0 × 4 = | 5.8 × 5.6 = |
| 1.64 × 2.39 ≈ (保留两位小数) | 5.7 × 5.53 ≈ (保留两位小数) | 3.07 × 7.97 ≈ (保留两位小数) |
| 9.81 × 1.24 ≈ (保留两位小数) | (5.0 + 3.4) × 4.4 = | 0.8 × 36 = |
| 2.5 × 27 = | 5.5 × 46 = | 6.42 × 9.69 ≈ (保留两位小数) |
| 5.62 × 1.32 ≈ (保留两位小数) | 4.78 × 4 × 0.25 = | (3.8 + 2.3) × 4.9 = |
| (3.3 + 4.0) × 1.0 = | 6.4 × 3.9 = | 2.55 × 5.27 ≈ (保留两位小数) |
| (2.2 + 4.3) × 0.4 = | (2.7 + 0.1) × 0.7 = | 6.3 × 29 = |
| 3.4 × 2.29 ≈ (保留两位小数) | 6.4 × 8 × 0.125 = | (4.7 + 0.6) × 1.1 = |
| (3.7 + 3.0) × 0.6 = | 9.66 × 6.55 ≈ (保留两位小数) | (2.1 + 4.5) × 0.4 = |
| 4 × 4.78 × 0.25 = | 2.7 × 15 = | (4.9 + 0.1) × 4.3 = |
| 5.1 × 26 = | 6.3 × 32 = | 0.22 × 1.52 ≈ (保留两位小数) |
| 4.27 × 6.31 ≈ (保留两位小数) | 6.78 × 8.61 ≈ (保留两位小数) | 8.1 × 47 = |
| 9.4 × 8.54 ≈ (保留两位小数) | 1.25 × 3.2 × 8 = | 3.93 × 9.15 ≈ (保留两位小数) |
| 3.5 × 8.8 = | (4.5 + 2.0) × 4.8 = | 2.4 × 8.3 = |
| 9.8 × 3.8 = | 5.1 × 9.7 = | 4.5 × 5 × 0.2 = |
| 4 × 3.6 × 2.5 = | 2.43 × 7.31 ≈ (保留两位小数) | 2.0 × 9.4 = |
| 3.2 × 1.25 × 8 = | 3.1 × 3.8 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 0.4 × 2.6 = 1.04 | 5.0 × 4 = 20 | 5.8 × 5.6 = 32.48 |
| 1.64 × 2.39 ≈ (保留两位小数) 3.92 | 5.7 × 5.53 ≈ (保留两位小数) 31.52 | 3.07 × 7.97 ≈ (保留两位小数) 24.47 |
| 9.81 × 1.24 ≈ (保留两位小数) 12.16 | (5.0 + 3.4) × 4.4 = 36.96 | 0.8 × 36 = 28.8 |
| 2.5 × 27 = 67.5 | 5.5 × 46 = 253 | 6.42 × 9.69 ≈ (保留两位小数) 62.21 |
| 5.62 × 1.32 ≈ (保留两位小数) 7.42 | 4.78 × 4 × 0.25 = 4.78 | (3.8 + 2.3) × 4.9 = 29.89 |
| (3.3 + 4.0) × 1.0 = 7.3 | 6.4 × 3.9 = 24.96 | 2.55 × 5.27 ≈ (保留两位小数) 13.44 |
| (2.2 + 4.3) × 0.4 = 2.6 | (2.7 + 0.1) × 0.7 = 1.96 | 6.3 × 29 = 182.7 |
| 3.4 × 2.29 ≈ (保留两位小数) 7.79 | 6.4 × 8 × 0.125 = 6.4 | (4.7 + 0.6) × 1.1 = 5.83 |
| (3.7 + 3.0) × 0.6 = 4.02 | 9.66 × 6.55 ≈ (保留两位小数) 63.27 | (2.1 + 4.5) × 0.4 = 2.64 |
| 4 × 4.78 × 0.25 = 4.78 | 2.7 × 15 = 40.5 | (4.9 + 0.1) × 4.3 = 21.5 |
| 5.1 × 26 = 132.6 | 6.3 × 32 = 201.6 | 0.22 × 1.52 ≈ (保留两位小数) 0.33 |
| 4.27 × 6.31 ≈ (保留两位小数) 26.94 | 6.78 × 8.61 ≈ (保留两位小数) 58.38 | 8.1 × 47 = 380.7 |
| 9.4 × 8.54 ≈ (保留两位小数) 80.28 | 1.25 × 3.2 × 8 = 32 | 3.93 × 9.15 ≈ (保留两位小数) 35.96 |
| 3.5 × 8.8 = 30.8 | (4.5 + 2.0) × 4.8 = 31.2 | 2.4 × 8.3 = 19.92 |
| 9.8 × 3.8 = 37.24 | 5.1 × 9.7 = 49.47 | 4.5 × 5 × 0.2 = 4.5 |
| 4 × 3.6 × 2.5 = 36 | 2.43 × 7.31 ≈ (保留两位小数) 17.76 | 2.0 × 9.4 = 18.8 |
| 3.2 × 1.25 × 8 = 32 | 3.1 × 3.8 = 11.78 |