题目内容
[1-(
+
)×2
]÷
=______.
| 1 | ||
12-
|
| 1 |
| 10 |
| 1 |
| 2 |
| 25 |
| 11 |
[1-(
+
)×2
]÷
,
=[1-(
+
)×
]÷
,
=(1-
)×
,
=
×
,
=
;
故答案为:
.
| 1 | ||
12-
|
| 1 |
| 10 |
| 1 |
| 2 |
| 25 |
| 11 |
=[1-(
| 2 |
| 23 |
| 1 |
| 10 |
| 5 |
| 2 |
| 25 |
| 11 |
=(1-
| 43 |
| 92 |
| 11 |
| 25 |
=
| 49 |
| 92 |
| 11 |
| 25 |
=
| 539 |
| 2300 |
故答案为:
| 539 |
| 2300 |
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