题目内容
列竖式计算 (1)47.4-23.87 |
(2)37.8÷75 |
(3)40.6+7.82 | (4)4.85×0.73 |
分析:直接利用小数四则运算的计算方法列式计算即可.
解答:解:(1)47.4-23.87=23.53;
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/f664ba69.png)
(2)37.8÷75=0.504;
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/65adab9d.png)
(3)40.6+7.82=48.42;
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/d081f66a.png)
(4)4.85×0.73=3.5405.
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/763d13c2.png)
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/f664ba69.png)
(2)37.8÷75=0.504;
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/65adab9d.png)
(3)40.6+7.82=48.42;
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/d081f66a.png)
(4)4.85×0.73=3.5405.
![](http://thumb.1010pic.com/pic3/upload/images/201312/217/763d13c2.png)
点评:掌握计算法则,注意竖式中的数位,正确计算即可.
![](http://thumb2018.1010pic.com/images/loading.gif)
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