题目内容
(-1)÷(-
)×(-
)=______.
| 19 |
| 93 |
| 9393 |
| 1919 |
(-1)÷(-
)×(-
),
=-1×
×
,
=-
,
=-
.
故答案为:-
.
| 19 |
| 93 |
| 9393 |
| 1919 |
=-1×
| 93 |
| 19 |
| 93×101 |
| 19×101 |
=-
| 932 |
| 192 |
=-
| 8649 |
| 361 |
故答案为:-
| 8649 |
| 361 |
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