题目内容
把99元增加
,再减少
,还是99元.______.
| 1 |
| 5 |
| 1 |
| 5 |
99×(1+
)×(1-
),
=99×
×
,
=118.8×
,
=95.04(元),
99>95.04,
故应填:×.
| 1 |
| 5 |
| 1 |
| 5 |
=99×
| 6 |
| 5 |
| 4 |
| 5 |
=118.8×
| 4 |
| 5 |
=95.04(元),
99>95.04,
故应填:×.
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