题干
按要求写数
=
=
1525
=15
=
2639
=26
=
=
=2849
| 1 |
| 6 |
| 1 |
| × |
| ( |
| ) |
| 6 |
| × |
| ( |
| ) |
| 3 |
| ÷ |
| ( |
| ) |
| ÷ |
| ( |
| ) |
| 3 |
| 5 |
| ÷ |
| ( |
| ) |
| ÷ |
| ( |
| ) |
| 2 |
| 3 |
| 4 |
| 7 |
| 4 |
| × |
| ( |
| ) |
| 7 |
| × |
| ( |
| ) |
答案(点此获取答案解析）
解：
