题目内容
计算:(
)-1-4•(-2)-3+(
)0-9-
=______.
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 2 |
(
)-1-4•(-2)-3+(
)0-9-
=2-4×(-
)+1-
=
.
故答案为:
.
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 2 |
=2-4×(-
| 1 |
| 8 |
| 1 |
| 3 |
=
| 19 |
| 6 |
故答案为:
| 19 |
| 6 |
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