8道异分母分数
时间:2026-10-24 05:08:02来源:以下是8道异分母分数的计算题及答案总结:
| 题目 | 计算过程 | 答案 |
| 1/2 + 1/3 | 3/6 + 2/6 = 5/6 | 5/6 |
| 1/4 + 1/5 | 5/20 + 4/20 = 9/20 | 9/20 |
| 2/3 - 1/6 | 4/6 - 1/6 = 3/6 = 1/2 | 1/2 |
| 3/4 - 1/2 | 3/4 - 2/4 = 1/4 | 1/4 |
| 1/5 + 2/3 | 3/15 + 10/15 = 13/15 | 13/15 |
| 5/6 - 1/4 | 10/12 - 3/12 = 7/12 | 7/12 |
| 2/7 + 3/5 | 10/35 + 21/35 = 31/35 | 31/35 |
| 4/9 - 1/3 | 4/9 - 3/9 = 1/9 | 1/9 |
以上题目均为异分母分数加减法,关键在于找到公分母并统一分数单位后进行计算。
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