题目内容
（
|
|
|
（p）（
+
）÷（
-
）
=
÷
=2
（2）
×23-
÷
=
×23-
×9
=
×（23-9）
=
×pm
=3
（3）
÷[（
+
）×
]
=
÷[
×
]
=
÷
=
| p |
| 6 |
| 2 |
| 3 |
| 2 |
| 3 |
| p |
| m |
=
| u |
| 6 |
| u |
| p2 |
=2
（2）
| 3 |
| pm |
| 3 |
| pm |
| p |
| 9 |
=
| 3 |
| pm |
| 3 |
| pm |
=
| 3 |
| pm |
=
| 3 |
| pm |
=3
（3）
| 6 |
| 7 |
| p |
| 3 |
| p |
| 2 |
| 3 |
| 7 |
=
| 6 |
| 7 |
| u |
| 6 |
| 3 |
| 7 |
=
| 6 |
| 7 |
| u |
| pm |
=
| p2 |
| u |
练习册系列答案
相关题目