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教学内容:人教版《义务教育教科书·数学》三年级上册第104页例1。教学目标:1.让学生经历集合图的产生过程,理解集合图的意义,体会集合图的好处,学会利用集合的思想方法来思考问题。2.使学生经历解决问题的过程,学会借助韦恩图、利用集合的思想方法来解决简单的实际问题,培养学生用不同的方法解决问题的意识,并让学生感受到数学与
Teaching content: PEP Edition “compulsory education textbook · Mathematics” third grade volume on page 104 Case 1. Teaching Objectives: 1. Let students experience the production process of assembly drawings, understand the meaning of assembly drawings, understand the benefits of assembly drawings, and learn to use collective thinking methods to think about problems. 2. To enable students to go through the process of solving problems, learn to use Wayne diagram, using a set of ideas and methods to solve simple practical problems, train students to use different ways to solve the problem awareness, and let students feel math and