计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6fb3b8bfd7e252be958d81db8275cff.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6fb3b8bfd7e252be958d81db8275cff.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab590eaea05e5f198263a54cfb50b764.png)
更新时间:2021-11-08 08:13:32
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【知识点】 有理数乘除混合运算