题目内容
(-1)5×[4
÷(-4)+(-1
)×(-0.4)]÷(-
).
| 2 |
| 3 |
| 1 |
| 4 |
| 1 |
| 3 |
原式=-1×(-
×
+
×
)×(-3)
=3×(-
+
)
=3×(-
)
=-2.
| 14 |
| 3 |
| 1 |
| 4 |
| 5 |
| 4 |
| 2 |
| 5 |
=3×(-
| 7 |
| 6 |
| 1 |
| 2 |
=3×(-
| 2 |
| 3 |
=-2.
练习册系列答案
相关题目
题目内容
| 2 |
| 3 |
| 1 |
| 4 |
| 1 |
| 3 |
| 14 |
| 3 |
| 1 |
| 4 |
| 5 |
| 4 |
| 2 |
| 5 |
| 7 |
| 6 |
| 1 |
| 2 |
| 2 |
| 3 |