题目内容
用竖式计算. 369÷7= | 27×14= | 39×56= | 515÷5= |
2.5+0.7= | 3.9+5.8= | 10-4.7= |
解:369÷7=52…5,
52
![](http://thumb.1010pic.com/pic5/latex/214783.png)
![](http://thumb.1010pic.com/pic5/latex/214784.png)
;
27×14=378,
27
![](http://thumb.1010pic.com/pic5/latex/214786.png)
;
39×56=2184,
39
![](http://thumb.1010pic.com/pic5/latex/214788.png)
;
515÷5=103,
103
![](http://thumb.1010pic.com/pic5/latex/214790.png)
![](http://thumb.1010pic.com/pic5/latex/214791.png)
;
2.5+0.7=3.2,
2.5
;
3.9+5.8=9.7,
3.9
;
10-4.7=5.3,
10
.
分析:根据整数乘除法与小数的加减法的笔算方法,列竖式计算即可解答.
点评:此题属于基础题,细心计算即可解答.
52
![](http://thumb.1010pic.com/pic5/latex/214783.png)
![](http://thumb.1010pic.com/pic5/latex/214784.png)
![](http://thumb.1010pic.com/pic5/latex/214785.png)
27×14=378,
27
![](http://thumb.1010pic.com/pic5/latex/214786.png)
![](http://thumb.1010pic.com/pic5/latex/214787.png)
39×56=2184,
39
![](http://thumb.1010pic.com/pic5/latex/214788.png)
![](http://thumb.1010pic.com/pic5/latex/214789.png)
515÷5=103,
103
![](http://thumb.1010pic.com/pic5/latex/214790.png)
![](http://thumb.1010pic.com/pic5/latex/214791.png)
![](http://thumb.1010pic.com/pic5/latex/214792.png)
2.5+0.7=3.2,
2.5
![](http://thumb.1010pic.com/pic5/latex/214793.png)
3.9+5.8=9.7,
3.9
![](http://thumb.1010pic.com/pic5/latex/214794.png)
10-4.7=5.3,
10
![](http://thumb.1010pic.com/pic5/latex/214795.png)
分析:根据整数乘除法与小数的加减法的笔算方法,列竖式计算即可解答.
点评:此题属于基础题,细心计算即可解答.
![](http://thumb2018.1010pic.com/images/loading.gif)
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