画一根数轴,用数轴上的点把如下的有理数-2,-0.5,0,-4表示出来,并用“<”把它们连接起来.
更新时间:2018-12-15 20:14:31
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【知识点】 利用数轴比较有理数的大小解读
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解答题-问答题
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适中
(0.65)
【推荐1】将下列各数在数轴上表示出来,并用“<”连接:
﹣22,﹣(﹣1),0,2.5,﹣|﹣2|.
﹣22,﹣(﹣1),0,2.5,﹣|﹣2|.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/15/c9f8876f-c0c7-4c9e-a204-993a04e20a92.png?resizew=231)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐2】已知有理数
,
,其中数
在数轴上对应点
,
是负数,且
在数轴上对应的点与原点的距离为
.
![](https://img.xkw.com/dksih/QBM/2022/4/2/2949261334093824/2949667177955328/STEM/8bd0e833-7d0b-4829-af0e-63953a37cc71.png?resizew=293)
(1)
____,
____.
(2)在数轴上标出
,
,
,
,并将这
个数和
,
用“
”连接起来.
![](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/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d3bf727f6c78896544c7f6c8ff33ba.png)
![](https://img.xkw.com/dksih/QBM/2022/4/2/2949261334093824/2949667177955328/STEM/8bd0e833-7d0b-4829-af0e-63953a37cc71.png?resizew=293)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
(2)在数轴上标出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ad4668cc927e277289b2af718f0d91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533a7b702ada1dd80123e4041271d521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/529709040fa0a98ce729428f6cec8db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.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/4ff7942da6c3fc4005256fb1458557c0.png)
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