题目内容
(-1.25)×(-8)=______,(-
)×1
=______.
| 7 |
| 8 |
| 1 |
| 7 |
(-1.25)×(-8)
=+(1.25×8)
=10,
(-
)×1
=-
×
=-1.
故答案为:10;-1.
=+(1.25×8)
=10,
(-
| 7 |
| 8 |
| 1 |
| 7 |
=-
| 7 |
| 8 |
| 8 |
| 7 |
=-1.
故答案为:10;-1.
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