竖式计算.(除法要验算)
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/08 20:58:08
竖式计算.(除法要验算)
18×21= | 62×41= | 256÷8= | 823÷4= |
8-3.9= | 6.5-2.7= | 3.8+4.9= | 6+4.6= |
![竖式计算.(除法要验算)](/uploads/image/z/313528-40-8.jpg?t=%E7%AB%96%E5%BC%8F%E8%AE%A1%E7%AE%97%EF%BC%8E%EF%BC%88%E9%99%A4%E6%B3%95%E8%A6%81%E9%AA%8C%E7%AE%97%EF%BC%89)
18×21=378
![](http://img.wesiedu.com/upload/1/db/1dbc787620aab3fadc1d4f81e06c5bc7.jpg)
62×41=2542
![](http://img.wesiedu.com/upload/a/60/a603853ed87153211a7d23813f855c8e.jpg)
256÷8=32
![](http://img.wesiedu.com/upload/b/35/b3501c562e847a9228959153faba4985.jpg)
验算:
![](http://img.wesiedu.com/upload/7/34/7346cabc52fa02a9245f835826c7206a.jpg)
823÷4=205…3
![](http://img.wesiedu.com/upload/4/53/453bf13f4cc1cdd87e40211930ed3dff.jpg)
验算:
![](http://img.wesiedu.com/upload/e/f9/ef9d622a8a5552dcd591996965e1bc39.jpg)
8-3.9=4.1
![](http://img.wesiedu.com/upload/d/21/d21a4894ee0c0e54514b8e5bcd7888f2.jpg)
6.5-2.7=3.8
![](http://img.wesiedu.com/upload/3/8b/38b18e19d8a4da4bff87c3ad62c314f6.jpg)
3.8+4.9=8.7
![](http://img.wesiedu.com/upload/e/8c/e8cb1a452cb17e70b0572ad296ec3112.jpg)
6+4.6=10.6
根据整数乘除法和小数加减法的计算方法进行计算,注意验算方法的选择.
![](http://img.wesiedu.com/upload/1/db/1dbc787620aab3fadc1d4f81e06c5bc7.jpg)
62×41=2542
![](http://img.wesiedu.com/upload/a/60/a603853ed87153211a7d23813f855c8e.jpg)
256÷8=32
![](http://img.wesiedu.com/upload/b/35/b3501c562e847a9228959153faba4985.jpg)
验算:
![](http://img.wesiedu.com/upload/7/34/7346cabc52fa02a9245f835826c7206a.jpg)
823÷4=205…3
![](http://img.wesiedu.com/upload/4/53/453bf13f4cc1cdd87e40211930ed3dff.jpg)
验算:
![](http://img.wesiedu.com/upload/e/f9/ef9d622a8a5552dcd591996965e1bc39.jpg)
8-3.9=4.1
![](http://img.wesiedu.com/upload/d/21/d21a4894ee0c0e54514b8e5bcd7888f2.jpg)
6.5-2.7=3.8
![](http://img.wesiedu.com/upload/3/8b/38b18e19d8a4da4bff87c3ad62c314f6.jpg)
3.8+4.9=8.7
![](http://img.wesiedu.com/upload/e/8c/e8cb1a452cb17e70b0572ad296ec3112.jpg)
6+4.6=10.6
![](http://img.wesiedu.com/upload/6/9a/69a606f90928d4ae1f8ebf61fa362e9c.jpg)