题目内容
计算:
+(-
)2009×(1
)2010×(-
)-3
| 2008 |
| 20092-2010×2008 |
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 2008 |
| 20092-2010×2008 |
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
=
| 2008 |
| 20092-(2009+1)×(2009-1) |
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
=2008+
| 3 |
| 2 |
=2020.
练习册系列答案
相关题目
题目内容
| 2008 |
| 20092-2010×2008 |
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 2008 |
| 20092-2010×2008 |
| 2 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 2008 |
| 20092-(2009+1)×(2009-1) |
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |