题目内容
-22×0.125-[4÷(-
)2-
]+(-1)2005.
| 2 |
| 3 |
| 1 |
| 2 |
-22×0.125-[4÷(-
)2-
]+(-1)2005
=-4×0.125-[4÷
-
]-1
=-0.5-[9-
]-1
=-0.5-9+
-1
=-10.
| 2 |
| 3 |
| 1 |
| 2 |
=-4×0.125-[4÷
| 4 |
| 9 |
| 1 |
| 2 |
=-0.5-[9-
| 1 |
| 2 |
=-0.5-9+
| 1 |
| 2 |
=-10.
练习册系列答案
相关题目