五年级上册 小数乘法(笔算)
姓名:_______________
学号:_______________
用时:_______________
| 8.4 × 4 × 0.25 = | (4.3 + 3.6) × 2.7 = | 1.1 × 9.3 = |
| 9.1 × 19 = | 8.8 × 7.5 = | 8.3 × 4.9 = |
| 2.3 × 26 = | 5 × 0.2 × 4.5 = | 5.8 × 2 × 0.5 = |
| 1.9 × 44 = | 4.6 × 0.5 × 2 = | 0.5 × 2 × 3.6 = |
| 8.27 × 6.56 ≈ (保留两位小数) | 8.9 × 9 = | 7.2 × 8.2 = |
| 8 × 6.4 × 0.125 = | (4.2 + 3.5) × 1.8 = | (0.4 + 3.0) × 3.8 = |
| 6.63 × 0.5 ≈ (保留两位小数) | 0.5 × 37 = | 2.05 × 7.49 ≈ (保留两位小数) |
| 4 × 6.8 × 0.25 = | 9.3 × 30 = | (2.7 + 1.5) × 1.4 = |
| 9.5 × 5.8 = | 1.25 × 8 × 3.2 = | (4.1 + 0.7) × 4.6 = |
| 4 × 1.6 × 2.5 = | 0.5 × 9.7 = | 7.4 × 39 = |
| 0.5 × 2 × 4.6 = | 0.125 × 8 × 4.8 = | 1.32 × 4.93 ≈ (保留两位小数) |
| 0.6 × 32 = | 10.0 × 31 = | (4.9 + 0.7) × 1.9 = |
| 5.86 × 7.01 ≈ (保留两位小数) | (4.4 + 4.4) × 2.8 = | 4 × 0.25 × 8.4 = |
| 8.2 × 7 = | 5.2 × 7.6 = | 9.9 × 21 = |
| 7.6 × 6.1 = | 8.7 × 7 = | (0.9 + 1.1) × 4.9 = |
| 2 × 4.6 × 0.5 = | (1.9 + 4.3) × 4.5 = | 0.56 × 9.16 ≈ (保留两位小数) |
| 2.4 × 5.31 ≈ (保留两位小数) | 2.7 × 7.8 = |
五年级上册 小数乘法(笔算)(答案)
姓名:_______________
学号:_______________
用时:_______________
| 8.4 × 4 × 0.25 = 8.4 | (4.3 + 3.6) × 2.7 = 21.33 | 1.1 × 9.3 = 10.23 |
| 9.1 × 19 = 172.9 | 8.8 × 7.5 = 66 | 8.3 × 4.9 = 40.67 |
| 2.3 × 26 = 59.8 | 5 × 0.2 × 4.5 = 4.5 | 5.8 × 2 × 0.5 = 5.8 |
| 1.9 × 44 = 83.6 | 4.6 × 0.5 × 2 = 4.6 | 0.5 × 2 × 3.6 = 3.6 |
| 8.27 × 6.56 ≈ (保留两位小数) 54.25 | 8.9 × 9 = 80.1 | 7.2 × 8.2 = 59.04 |
| 8 × 6.4 × 0.125 = 6.4 | (4.2 + 3.5) × 1.8 = 13.86 | (0.4 + 3.0) × 3.8 = 12.92 |
| 6.63 × 0.5 ≈ (保留两位小数) 3.31 | 0.5 × 37 = 18.5 | 2.05 × 7.49 ≈ (保留两位小数) 15.35 |
| 4 × 6.8 × 0.25 = 6.8 | 9.3 × 30 = 279 | (2.7 + 1.5) × 1.4 = 5.88 |
| 9.5 × 5.8 = 55.1 | 1.25 × 8 × 3.2 = 32 | (4.1 + 0.7) × 4.6 = 22.08 |
| 4 × 1.6 × 2.5 = 16 | 0.5 × 9.7 = 4.85 | 7.4 × 39 = 288.6 |
| 0.5 × 2 × 4.6 = 4.6 | 0.125 × 8 × 4.8 = 4.8 | 1.32 × 4.93 ≈ (保留两位小数) 6.51 |
| 0.6 × 32 = 19.2 | 10.0 × 31 = 310 | (4.9 + 0.7) × 1.9 = 10.64 |
| 5.86 × 7.01 ≈ (保留两位小数) 41.08 | (4.4 + 4.4) × 2.8 = 24.64 | 4 × 0.25 × 8.4 = 8.4 |
| 8.2 × 7 = 57.4 | 5.2 × 7.6 = 39.52 | 9.9 × 21 = 207.9 |
| 7.6 × 6.1 = 46.36 | 8.7 × 7 = 60.9 | (0.9 + 1.1) × 4.9 = 9.8 |
| 2 × 4.6 × 0.5 = 4.6 | (1.9 + 4.3) × 4.5 = 27.9 | 0.56 × 9.16 ≈ (保留两位小数) 5.13 |
| 2.4 × 5.31 ≈ (保留两位小数) 12.74 | 2.7 × 7.8 = 21.06 |