题目内容
“
-
”表示______个______减去______个______,差是______个______.
| 7 |
| 13 |
| 4 |
| 13 |
| 7 |
| 13 |
| 4 |
| 13 |
| 7-4 |
| 13 |
| 3 |
| 13 |
所以,“
| 7 |
| 13 |
| 4 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
故答案为:7,
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
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题目内容
| 7 |
| 13 |
| 4 |
| 13 |
| 7 |
| 13 |
| 4 |
| 13 |
| 7-4 |
| 13 |
| 3 |
| 13 |
| 7 |
| 13 |
| 4 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |
| 1 |
| 13 |