题目内容
用竖式计算. 513×3= |
305×6= | 453×3= |
421×4= | 611×8= | 348×2= |
分析:根据整数乘法的计算法则,直接列竖式计算.
解答:解:513×3=1539;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/26d011b3.png)
305×6=1830;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/e4dc346a.png)
453×3=1359;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/27abcfb3.png)
421×4=1684;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/fe5ef8ae.png)
611×8=4888;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/19b4cd6d.png)
348×2=696;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/1f37d931.png)
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/26d011b3.png)
305×6=1830;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/e4dc346a.png)
453×3=1359;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/27abcfb3.png)
421×4=1684;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/fe5ef8ae.png)
611×8=4888;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/19b4cd6d.png)
348×2=696;
![](http://thumb.zyjl.cn/pic3/upload/images/201401/66/1f37d931.png)
点评:此题考查的目的是理解掌握整数乘法的计算法则,并且能够正确熟练地进行计算.
![](http://thumb.zyjl.cn/images/loading.gif)
练习册系列答案
相关题目