题目内容
列竖式计算:
3.7+6.05= | 8.25-4.9= | 2.6+12.75= | 36×45= | 78×22= | 87×21= |
分析:根据小数加减法和整数乘法竖式计算的方法进行计算即可.
解答:解:
3.7+6.05=9.75
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/d7427592.png)
8.25-4.9=3.35
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/488f76a3.png)
2.6+12.75=15.35
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/2ca02ecf.png)
36×45=1620
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/d2544ea5.png)
78×22=1716
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/86a73a7a.png)
87×21=1827
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/de9e4f7f.png)
3.7+6.05=9.75
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/d7427592.png)
8.25-4.9=3.35
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/488f76a3.png)
2.6+12.75=15.35
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/2ca02ecf.png)
36×45=1620
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/d2544ea5.png)
78×22=1716
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/86a73a7a.png)
87×21=1827
![](http://thumb.1010pic.com/pic3/upload/images/201305/75/de9e4f7f.png)
点评:本题主要考查小数加减法和整数乘法的笔算,根据各自的计算方法进行计算即可.
![](http://thumb2018.1010pic.com/images/loading.gif)
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