题目内容
用竖式计算. 657+196= |
380-185= | 470×3= |
256×6= | 505×4= | 802-378= |
分析:根据整数加减法和整数乘法的计算方法进行计算即可得到答案.
解答:解:(1)657+196=853;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/1603cd7c.png)
(2)380-185=195;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/239e0aaf.png)
(3)470×3=1410;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/d31172b0.png)
(4)256×6=1536;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/852a5f76.png)
(5)505×4=2020;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/da9b40ae.png)
(6)802-378=424.
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/87d10d8f.png)
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/1603cd7c.png)
(2)380-185=195;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/239e0aaf.png)
(3)470×3=1410;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/d31172b0.png)
(4)256×6=1536;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/852a5f76.png)
(5)505×4=2020;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/da9b40ae.png)
(6)802-378=424.
![](http://thumb.zyjl.cn/pic3/upload/images/201401/84/87d10d8f.png)
点评:此题主要考查的是整数加减法和整数乘法计算方法的应用.
![](http://thumb.zyjl.cn/images/loading.gif)
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