本文针对部分学生不会分类,分类不全面,标准不统一以至有畏难情绪等现状,结合学生实际,提出分类讨论的三个教学策略,以求学生能理解分类讨论思想方法的含义,初步掌握该方法的解题步骤,能够运用分类讨论思想方法解决数学问题.一、分类讨论的教学策略(一)“按需求而分”.在中学教学中,根据研究对象,数学的问题过程需要进行分类讨论,需要是根本,在教学中,应挖掘教材,采用分 According to the current situation that some students are not classified, the classification is not complete, the standard is not uniform and even the situation of fear and difficulty, the author puts forward three teaching strategies of classification and discussing according to the actual situation of students so that students can understand the meaning of classification and discussion method of thinking. Method of solving steps, the ability to use the method of thinking of classification to solve mathematical problems.A teaching method of class discussion (A) “in accordance with demand ” In secondary school teaching, according to the research object, the mathematical process of the problem needs to be Category discussion, the need is fundamental, teaching, mining materials should be used by points