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当一部分学生完成义务教育阶段的学习,跨入中等职业学校的时候,第一堂数学课怎么上呢?我经过几年对职高新生的教学,结合中等职业教育课程改革国家规划新教材《数学》(北师大版),总结出了学习职高数学预备知识的讲解内容。一、实数的分类不少学生对实数的分类没有一个清晰的概念,在学习第一章集合时,任意给出一个实数,判断它所属的数集,很多学生都觉得一头雾水,很难区分。我用下面的板书给他们进行复习梳理,并要
When some students complete compulsory education stage into secondary vocational schools, the first math class how? I after several years of vocational high school freshmen teaching, combined with the reform of the national vocational education curriculum new materials “mathematics” (Beijing Normal University Edition), summed up the preparatory knowledge of vocational high school to explain the content. First, the real number of classification Many students do not have a clear concept of the real number of the classification, learning the first chapter set, arbitrarily given a real number, determine the number of its belonging to the set, many students feel confused, it is difficult to distinguish . I use the following board to give them a review of combing, and want