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一、教学目标1·使学生理解和掌握两位数加一位数进位加法的口算方法,并能比较熟练地进行计算。2·让学生找出身边用到进位加法的事例,并相互
I. Teaching Objectives 1. To enable students to understand and master the two-digit plus one-digit carry-out method of counting, and be able to calculate more skillfully. 2. Ask students to find examples of carry-on additions used by each other