一、数学教学开放性的内涵 　　1、数学课堂教学模式的开放。传统的课堂教学模式是“教师主讲、学生主听，然后练习”，这种模式由于学生缺乏主动参与，缺乏自主学习，严重影响了学生数学能力的培养。因此，数学课堂教学模式必须由封闭型走向开放型，即让学生主动参与教学的全? First, the connotation of open mathematics teaching 1, mathematics classroom teaching mode open. The traditional classroom teaching mode is “teacher speaker, student listens, and then exercises”. This model has a serious impact on the cultivation of students’ mathematics abilities because students lack active participation and lack autonomous learning. Therefore, the mathematics classroom teaching model must be closed to open, that is, to allow students to actively participate in the teaching of all?