论文部分内容阅读
在“小数的加法和减法”教学中,一位老师创设了去联华超市购物的情境:下课以后,一个学生却说:“老师,我昨天晚上跟妈妈一起去逛××超市,里面的物品价格没有两位小数的,你给出的物品价格不符合生活实际。”这位教师一时没有答上话来,最后苦笑着说:这是为了学习不同数位的小数加减法,老师虚拟的情境。在实际的教学中,您遇到过类似的事情吗?您是如何处理的?当创设的情境和生活实际出现偏差时,是要“虚
In the teaching of ”Addition and Subtraction of Decimals,“ a teacher set up a shopping environment for Lianhua Supermarket. After class, a student said: ”Teacher, I went to visit the XX supermarket with my mom last night. The price of the item does not match the actual life. “” The teacher did not answer one o’clock moment, finally wryly said: This is to learn different digits of the decimal addition and subtraction, the teacher Virtual situation. In the actual teaching, you encountered a similar thing? How do you deal with? When the creation of the actual situation and life deviations, it is necessary to "virtual