五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 6.6 × 7.0 = | 9.6 × 2.44 ≈ (保留两位小数) | 4.9 × 7.4 = |
| (3.5 + 1.7) × 0.5 = | 2.93 × 3.26 ≈ (保留两位小数) | 2.2 × 4.6 = |
| (2.7 + 1.3) × 2.2 = | 1.9 × 29 = | 0.2 × 4 = |
| 4.0 × 6.6 = | 4.33 × 2.93 ≈ (保留两位小数) | (1.7 + 1.9) × 1.9 = |
| 7.9 × 7.9 = | 0.125 × 4.8 × 8 = | 0.25 × 4.78 × 4 = |
| (1.0 + 2.8) × 4.1 = | 2 × 4.6 × 0.5 = | (1.0 + 1.7) × 2.3 = |
| 0.2 × 6.6 = | 7.3 × 13 = | 8.2 × 0.6 ≈ (保留两位小数) |
| (1.8 + 2.1) × 4.8 = | 4 × 6.8 × 0.25 = | 2.9 × 6.4 = |
| (3.9 + 1.9) × 4.0 = | 8.1 × 37 = | 1.52 × 5.15 ≈ (保留两位小数) |
| 4.78 × 4 × 0.25 = | 4.5 × 0.2 × 5 = | 7.79 × 3.01 ≈ (保留两位小数) |
| (1.8 + 4.2) × 1.7 = | 10.0 × 7.8 = | 4.4 × 32 = |
| 6.9 × 1.5 = | 1.4 × 22 = | 6.8 × 0.25 × 4 = |
| 6.02 × 4.73 ≈ (保留两位小数) | (1.4 + 3.8) × 2.8 = | 1.1 × 19 = |
| 9.44 × 6.47 ≈ (保留两位小数) | 7.9 × 8.8 = | (4.5 + 2.7) × 2.5 = |
| (4.4 + 2.5) × 0.3 = | 1.67 × 5.62 ≈ (保留两位小数) | (3.7 + 4.9) × 0.3 = |
| (3.0 + 4.3) × 2.5 = | 9.19 × 4.1 ≈ (保留两位小数) | 3.8 × 2 = |
| 2.7 × 2.1 = | 3.58 × 7.97 ≈ (保留两位小数) |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 6.6 × 7.0 = 46.2 | 9.6 × 2.44 ≈ (保留两位小数) 23.42 | 4.9 × 7.4 = 36.26 |
| (3.5 + 1.7) × 0.5 = 2.6 | 2.93 × 3.26 ≈ (保留两位小数) 9.55 | 2.2 × 4.6 = 10.12 |
| (2.7 + 1.3) × 2.2 = 8.8 | 1.9 × 29 = 55.1 | 0.2 × 4 = 0.8 |
| 4.0 × 6.6 = 26.4 | 4.33 × 2.93 ≈ (保留两位小数) 12.69 | (1.7 + 1.9) × 1.9 = 6.84 |
| 7.9 × 7.9 = 62.41 | 0.125 × 4.8 × 8 = 4.8 | 0.25 × 4.78 × 4 = 4.78 |
| (1.0 + 2.8) × 4.1 = 15.58 | 2 × 4.6 × 0.5 = 4.6 | (1.0 + 1.7) × 2.3 = 6.21 |
| 0.2 × 6.6 = 1.32 | 7.3 × 13 = 94.9 | 8.2 × 0.6 ≈ (保留两位小数) 4.92 |
| (1.8 + 2.1) × 4.8 = 18.72 | 4 × 6.8 × 0.25 = 6.8 | 2.9 × 6.4 = 18.56 |
| (3.9 + 1.9) × 4.0 = 23.2 | 8.1 × 37 = 299.7 | 1.52 × 5.15 ≈ (保留两位小数) 7.83 |
| 4.78 × 4 × 0.25 = 4.78 | 4.5 × 0.2 × 5 = 4.5 | 7.79 × 3.01 ≈ (保留两位小数) 23.45 |
| (1.8 + 4.2) × 1.7 = 10.2 | 10.0 × 7.8 = 78 | 4.4 × 32 = 140.8 |
| 6.9 × 1.5 = 10.35 | 1.4 × 22 = 30.8 | 6.8 × 0.25 × 4 = 6.8 |
| 6.02 × 4.73 ≈ (保留两位小数) 28.47 | (1.4 + 3.8) × 2.8 = 14.56 | 1.1 × 19 = 20.9 |
| 9.44 × 6.47 ≈ (保留两位小数) 61.08 | 7.9 × 8.8 = 69.52 | (4.5 + 2.7) × 2.5 = 18 |
| (4.4 + 2.5) × 0.3 = 2.07 | 1.67 × 5.62 ≈ (保留两位小数) 9.39 | (3.7 + 4.9) × 0.3 = 2.58 |
| (3.0 + 4.3) × 2.5 = 18.25 | 9.19 × 4.1 ≈ (保留两位小数) 37.68 | 3.8 × 2 = 7.6 |
| 2.7 × 2.1 = 5.67 | 3.58 × 7.97 ≈ (保留两位小数) 28.53 |