题目内容
[(8
-4.625)÷(2.4+1
)]×50%.
| 5 |
| 8 |
| 3 |
| 5 |
[(8
-4.625)÷(2.4+1
)]×50%
=[(8.625-4.625)÷(2.4+1.6)]×0.5,
=[4÷4]×0.5,
=1×0.5,
=0.5.
| 5 |
| 8 |
| 3 |
| 5 |
=[(8.625-4.625)÷(2.4+1.6)]×0.5,
=[4÷4]×0.5,
=1×0.5,
=0.5.
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