题目内容
用竖式计算下面各题.
2.6+4.2
5.6+1.8
3.4+0.8
3.2-0.5.
解:
2.6+4.2=6.8
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a01a4e.png)
5.6+1.8=7.4
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a0d08a.png)
3.4+0.8=4.2
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a19f36.png)
3.2-0.5=2.7
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a24a3b.png)
分析:根据小数加减法竖式计算的方法进行计算.
点评:考查了小数加减法的笔算,根据其计算方法进行计算.
2.6+4.2=6.8
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a01a4e.png)
5.6+1.8=7.4
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a0d08a.png)
3.4+0.8=4.2
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a19f36.png)
3.2-0.5=2.7
![](http://thumb.1010pic.com/pic5/upload/201308/5284b96a24a3b.png)
分析:根据小数加减法竖式计算的方法进行计算.
点评:考查了小数加减法的笔算,根据其计算方法进行计算.
![](http://thumb2018.1010pic.com/images/loading.gif)
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