计算:
(1)﹣22﹣12 ÷(﹣2)
(2)
(1)﹣22﹣12 ÷(﹣2)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e80511d4b1e81601a7de1206144f3fb3.png)
更新时间:2019-12-08 18:14:57
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解答题-计算题
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适中
(0.65)
【推荐1】计算:
(1)2+(-8)-(-7)-5; (2)3
+2
+
-
;
(3)(-3)×6÷(-2)×
;(4)
×
÷
.
(1)2+(-8)-(-7)-5; (2)3
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cb91bc11d2fd9933cda5c3b7b3c785f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2611c2f47e72bb722b0e48c4ad7d023.png)
(3)(-3)×6÷(-2)×
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfee2c343c00e3a772d7bdd904425eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cb91bc11d2fd9933cda5c3b7b3c785f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21fc638afb49fc0e164f6e95e7ceb83e.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
【推荐2】观察下列各式的计算结果:
;
;
;
…
(1)用你发现的规律填写下列式子的结果:1﹣
= × ;1﹣
= × .
(2)用你发现的规律计算:
(1﹣
)×(1﹣
)×(1﹣
)×…×(1﹣
)×(1﹣
)×
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344d3df635c3188e80b6022493cb665d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5465e8b6546edba0f226c49810e15a59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7d6a733285c30c964ab5522677241f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b82cba27c078a67e463cc0e2abf4c9c9.png)
(1)用你发现的规律填写下列式子的结果:1﹣
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3865333fe1cfb8afb03dd0466f61dd41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8368a751a37ab9f7975a874f829e48fa.png)
(2)用你发现的规律计算:
(1﹣
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13b9c928e6ad28d6ef7634c2197d79e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b46df8bfacb9059f07d768507bb187d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad5f9668b5d0b46c9b5105ffe7c23e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6558de848361d7a520b10b3810ee288b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfc1f0e28e12cb46ca5498d57a0cf111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370378c4fce32b6822297e1eb60517b8.png)
您最近一年使用:0次
解答题-计算题
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适中
(0.65)
【推荐2】计算:
(1)﹣3×4÷(﹣24);
(2)﹣22×5﹣(﹣2)3×
.
(1)﹣3×4÷(﹣24);
(2)﹣22×5﹣(﹣2)3×
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ca8b26c3ad6d892590290a2304126bd.png)
您最近一年使用:0次