20道分数乘法递等式计算题
2026-08-15 23:37:45
以下为20道分数乘法递等式计算题及答案,适合练习与巩固分数运算技巧。
| 题号 | 计算式 | 答案 |
| 1 | 1/2 × 3/4 | 3/8 |
| 2 | 2/3 × 5/6 | 5/9 |
| 3 | 3/5 × 2/7 | 6/35 |
| 4 | 4/9 × 3/8 | 1/6 |
| 5 | 5/7 × 2/3 | 10/21 |
| 6 | 1/3 × 4/5 | 4/15 |
| 7 | 7/8 × 2/5 | 7/20 |
| 8 | 3/4 × 5/6 | 5/8 |
| 9 | 2/5 × 7/9 | 14/45 |
| 10 | 5/6 × 3/10 | 1/4 |
| 11 | 1/4 × 8/9 | 2/9 |
| 12 | 3/7 × 4/5 | 12/35 |
| 13 | 6/7 × 1/3 | 2/7 |
| 14 | 2/9 × 3/4 | 1/6 |
| 15 | 5/8 × 4/5 | 1/2 |
| 16 | 7/10 × 2/3 | 7/15 |
| 17 | 4/5 × 5/8 | 1/2 |
| 18 | 3/8 × 6/7 | 9/28 |
| 19 | 2/7 × 7/9 | 2/9 |
| 20 | 5/12 × 4/5 | 1/3 |
通过反复练习,可提升对分数乘法的理解与计算速度。
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