题目内容
[50%÷0.625+(2
-1
)×
]÷4
．
| 1 |
| 3 |
| 1 |
| 5 |
| 3 |
| 7 |
| 1 |
| 6 |
[50%÷0.625+（2
-1
）×
]÷4
，
=[0.5÷0.625+
×
]÷4
，
=[0.8+
×
]÷4
，
=[
+
]÷4
，
=
×
，
=
．
| 1 |
| 3 |
| 1 |
| 5 |
| 3 |
| 7 |
| 1 |
| 6 |
=[0.5÷0.625+
| 17 |
| 15 |
| 3 |
| 7 |
| 1 |
| 6 |
=[0.8+
| 17 |
| 15 |
| 3 |
| 7 |
| 1 |
| 6 |
=[
| 4 |
| 5 |
| 17 |
| 35 |
| 1 |
| 6 |
=
| 9 |
| 7 |
| 6 |
| 25 |
=
| 54 |
| 175 |
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