题目内容
4米增加
米后,再减去它的
,结果是( )米.
| 1 |
| 8 |
| 1 |
| 8 |
| A.4 | B.4
| C.3
| D.4
|
(4+
)×(1-
),
=
×
,
=3
,
故选:C.
| 1 |
| 8 |
| 1 |
| 8 |
=
| 33 |
| 8 |
| 7 |
| 8 |
=3
| 39 |
| 64 |
故选:C.
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题目内容
| 1 |
| 8 |
| 1 |
| 8 |
| A.4 | B.4
| C.3
| D.4
|
| 1 |
| 8 |
| 1 |
| 8 |
| 33 |
| 8 |
| 7 |
| 8 |
| 39 |
| 64 |