一、谜语引入新课
![](https://img.haomeiwen.com/i15105076/2bd3654118c01a89.jpg)
二、学习有关“0”的运算
1.小结有关“0”的旧知
2.揭示课题
![](https://img.haomeiwen.com/i15105076/52915d2f7a9ec510.jpg)
3.学习加,减,乘,除法与“0”的运算
![](https://img.haomeiwen.com/i15105076/6fcb5bd3ecf189e3.jpg)
![](https://img.haomeiwen.com/i15105076/0315dec3b1acf950.jpg)
![](https://img.haomeiwen.com/i15105076/5a494cc871954c07.jpg)
![](https://img.haomeiwen.com/i15105076/9cc47af06d42b47e.jpg)
![](https://img.haomeiwen.com/i15105076/ba6aabbac93c2281.jpg)
![](https://img.haomeiwen.com/i15105076/0f5951c83c19b94e.jpg)
![](https://img.haomeiwen.com/i15105076/c24d386695a22b4b.jpg)
4.重点学习“0”为什么不能做除数
![](https://img.haomeiwen.com/i15105076/2165e1e4225aed66.jpg)
![](https://img.haomeiwen.com/i15105076/4e53285522a4339b.jpg)
![](https://img.haomeiwen.com/i15105076/8c1223cc6de7b6ec.jpg)
5.总结有关“0”的运算
![](https://img.haomeiwen.com/i15105076/29268ecd7e43efd2.jpg)
![](https://img.haomeiwen.com/i15105076/9034983f2dff41a3.jpg)
二、练习
![](https://img.haomeiwen.com/i15105076/279da23e4f98767f.jpg)
![](https://img.haomeiwen.com/i15105076/19231cc619c8334b.jpg)
三、小结本课
![](https://img.haomeiwen.com/i15105076/32dfefbc7105d9e1.jpg)
![](https://img.haomeiwen.com/i15105076/a911c967cb6a55c9.jpg)
![](https://img.haomeiwen.com/i15105076/83536d142549cab6.jpg)
一、谜语引入新课
二、学习有关“0”的运算
1.小结有关“0”的旧知
2.揭示课题
3.学习加,减,乘,除法与“0”的运算
4.重点学习“0”为什么不能做除数
5.总结有关“0”的运算
二、练习
三、小结本课
本文标题:有关“0”的运算
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