题目内容
用竖式计算.(加※的要验算)
※78÷7=
※90÷6=
56÷4=
85÷8=
※78÷7=
※90÷6=
56÷4=
85÷8=
分析:本题根据整数除法的运算法则列竖式计算即可,验算时可根据乘法与除法的运算法则计算.
解答:解:78÷7=11…1;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/8b77a297.png)
验算:
![](http://thumb.1010pic.com/pic3/upload/images/201312/83/fdbedf1d.png)
90÷6=15;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/f2cab842.png)
验算:
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/06319e28.png)
56÷4=14;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/a8a3c13f.png)
85÷8=10…5;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/e0b47190.png)
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/8b77a297.png)
验算:
![](http://thumb.1010pic.com/pic3/upload/images/201312/83/fdbedf1d.png)
90÷6=15;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/f2cab842.png)
验算:
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/06319e28.png)
56÷4=14;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/a8a3c13f.png)
85÷8=10…5;
![](http://thumb.1010pic.com/pic3/upload/images/201312/77/e0b47190.png)
点评:在有余数的除法中,商×除数+余数=被除数.
![](http://thumb2018.1010pic.com/images/loading.gif)
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