题目内容
计算:
(-1)÷9×
=______;
×(-
)×0×
=______.
(-1)÷9×
| 1 |
| 9 |
| 7 |
| 8 |
| 3 |
| 10 |
| 17 |
| 19 |
(-1)÷9×
,
=-1×
×
,
=-
;
×(-
)×0×
=0.
故答案为:-
,0.
| 1 |
| 9 |
=-1×
| 1 |
| 9 |
| 1 |
| 9 |
=-
| 1 |
| 81 |
| 7 |
| 8 |
| 3 |
| 10 |
| 17 |
| 19 |
故答案为:-
| 1 |
| 81 |
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