一、结合生活情境,了解学生知识起点师:今天高老师也给你们带来一个笔筒(实物),大家猜一猜多少钱?生1:10元。生2:8元5角。生3:7.5元。师:每个人都希望自己能够猜中价钱,是不是?现在请把你自己猜的价格写在老师发给你的价格标签纸上。(标签纸就是超市中常见的标签纸,和生活结合很紧密)教师巡视:选择典型的价格标签,作为展示的对象。【赏析:高老师首先以生活情境的形式引入,符合中低年级段学生的心理特点,很快就 First, with the context of life, to understand the starting point for students knowledge division: Today, high teachers also bring you a pen (in kind), we guess how much money? Health 1:10 yuan. Students 2: 8 yuan 5 angle. Students 3: 7.5 yuan. Teacher: Everyone wants to be able to guess the price, is not it? Now, please write your own guess the price of the price tag on the paper sent to you by the teacher. (Label paper is a common label in supermarkets, and life is very close) Teachers tour: select the typical price tag, as the object of the show. [Appreciation: High teacher first introduced in the form of life situations, in line with the psychological characteristics of middle and lower grades students, and soon