五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 7.3 × 13 = | (0.9 + 4.0) × 0.8 = | 7.5 × 13 = |
| 9.96 × 4.48 ≈ (保留两位小数) | 7.7 × 1.4 = | 3.2 × 8 × 1.25 = |
| (2.6 + 3.7) × 0.3 = | 6.0 × 8.6 = | 3.5 × 5 × 0.2 = |
| 4.18 × 9.18 ≈ (保留两位小数) | 0.125 × 6.4 × 8 = | (0.2 + 3.5) × 4.5 = |
| 7.58 × 9.84 ≈ (保留两位小数) | (1.3 + 4.6) × 1.0 = | 7.3 × 5.6 = |
| 2.25 × 2.09 ≈ (保留两位小数) | 8.5 × 4 = | 9.73 × 2.55 ≈ (保留两位小数) |
| 2.5 × 16 = | 5.6 × 3.9 = | 6.1 × 10 = |
| 7.91 × 0.31 ≈ (保留两位小数) | 2.2 × 1.9 = | (3.0 + 2.2) × 1.9 = |
| (4.6 + 3.7) × 1.1 = | 4.7 × 5.9 = | 6.02 × 0.43 ≈ (保留两位小数) |
| 8 × 0.125 × 6.4 = | 6.4 × 1.25 × 8 = | 6.32 × 2.47 ≈ (保留两位小数) |
| 3.4 × 8.7 = | 1.9 × 9.2 = | 8.4 × 4 × 0.25 = |
| 3.2 × 8 × 1.25 = | 8.81 × 8.71 ≈ (保留两位小数) | 2.8 × 0.9 = |
| (3.3 + 2.0) × 3.5 = | 9.9 × 6.4 = | (1.4 + 0.8) × 0.9 = |
| 9.9 × 32 = | (2.6 + 0.2) × 1.9 = | 1.2 × 37 = |
| 4.1 × 29 = | 8.2 × 16 = | 5.8 × 9.8 = |
| 8.38 × 5.03 ≈ (保留两位小数) | 9.9 × 6.1 = | 3.3 × 7.4 = |
| 6.3 × 1.0 = | 9.2 × 1.2 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 7.3 × 13 = 94.9 | (0.9 + 4.0) × 0.8 = 3.92 | 7.5 × 13 = 97.5 |
| 9.96 × 4.48 ≈ (保留两位小数) 44.62 | 7.7 × 1.4 = 10.78 | 3.2 × 8 × 1.25 = 32 |
| (2.6 + 3.7) × 0.3 = 1.89 | 6.0 × 8.6 = 51.6 | 3.5 × 5 × 0.2 = 3.5 |
| 4.18 × 9.18 ≈ (保留两位小数) 38.37 | 0.125 × 6.4 × 8 = 6.4 | (0.2 + 3.5) × 4.5 = 16.65 |
| 7.58 × 9.84 ≈ (保留两位小数) 74.59 | (1.3 + 4.6) × 1.0 = 5.9 | 7.3 × 5.6 = 40.88 |
| 2.25 × 2.09 ≈ (保留两位小数) 4.70 | 8.5 × 4 = 34 | 9.73 × 2.55 ≈ (保留两位小数) 24.81 |
| 2.5 × 16 = 40 | 5.6 × 3.9 = 21.84 | 6.1 × 10 = 61 |
| 7.91 × 0.31 ≈ (保留两位小数) 2.45 | 2.2 × 1.9 = 4.18 | (3.0 + 2.2) × 1.9 = 9.88 |
| (4.6 + 3.7) × 1.1 = 9.13 | 4.7 × 5.9 = 27.73 | 6.02 × 0.43 ≈ (保留两位小数) 2.59 |
| 8 × 0.125 × 6.4 = 6.4 | 6.4 × 1.25 × 8 = 64 | 6.32 × 2.47 ≈ (保留两位小数) 15.61 |
| 3.4 × 8.7 = 29.58 | 1.9 × 9.2 = 17.48 | 8.4 × 4 × 0.25 = 8.4 |
| 3.2 × 8 × 1.25 = 32 | 8.81 × 8.71 ≈ (保留两位小数) 76.74 | 2.8 × 0.9 = 2.52 |
| (3.3 + 2.0) × 3.5 = 18.55 | 9.9 × 6.4 = 63.36 | (1.4 + 0.8) × 0.9 = 1.98 |
| 9.9 × 32 = 316.8 | (2.6 + 0.2) × 1.9 = 5.32 | 1.2 × 37 = 44.4 |
| 4.1 × 29 = 118.9 | 8.2 × 16 = 131.2 | 5.8 × 9.8 = 56.84 |
| 8.38 × 5.03 ≈ (保留两位小数) 42.15 | 9.9 × 6.1 = 60.39 | 3.3 × 7.4 = 24.42 |
| 6.3 × 1.0 = 6.3 | 9.2 × 1.2 = 11.04 |