题目内容
从
+
+
+
+
+
中去掉______和______,余下的分数之和为1.
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 6 |
| 1 |
| 8 |
| 1 |
| 2 |
| 1 |
| 12 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 6 |
| 1 |
| 8 |
| 1 |
| 2 |
| 1 |
| 12 |
=(
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 12 |
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 8 |
=(
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 8 |
=1+
| 1 |
| 2 |
| 1 |
| 8 |
要使和为1,所以去掉
| 1 |
| 2 |
| 1 |
| 8 |
故答案为:
| 1 |
| 2 |
| 1 |
| 8 |
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