已知有理数a、b、c在数轴上的位置如图所示,化简:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c42eb333d8e1384b40035f25ae2ecc7.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c42eb333d8e1384b40035f25ae2ecc7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/16/4842e156-60ef-46de-a8f4-35004f11efe1.png?resizew=239)
更新时间:2024-02-21 19:35:47
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【推荐2】有理数
在数轴上的位置如图所示,且
,用“>”、“<”或“=”填空:b___ 0,a+b___ 0,a﹣c___ 0,b﹣c___ 0.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bba1e7a657ed134e68efd159b606620f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/642bd5f18b601dde5d0576ab9a663b6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/24/bfb9a1f9-2ff2-45a8-a869-f6658cef2b48.png?resizew=208)
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【推荐1】有理数
,
,
在数轴上表示的点如图所示,化简![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eb5d6248c5b17ea79b2cb38f2f556c4.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eb5d6248c5b17ea79b2cb38f2f556c4.png)
![](https://img.xkw.com/dksih/QBM/2022/1/8/2897107410165760/2898561002659840/STEM/4a49f338-e414-4b99-9315-fdd0aca9bcee.png?resizew=380)
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【推荐2】有理数
、
、
、
在数轴上的位置如图,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/738877910b2de2235bf6efd58f74504a.png)
_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/738877910b2de2235bf6efd58f74504a.png)
![](https://img.xkw.com/dksih/QBM/2020/2/2/2390359766671360/2390863437447168/STEM/491de9d305ac4f6aa91d558512f5495f.png?resizew=238)
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