数学课堂教学是学生主体活动的过程,离开学生的主体学习活动。数学的目标就无法真正实现,而课堂讨论是促进学生主动学习最有效的方法之一。讨论作为一种重要的学习方法,几乎在每堂数学课中都有所采用。实践表明,有效的讨论,有利于思维的撞击和智慧火花的进发,尤其有利于学 Mathematics classroom teaching is the process of students ’main activities, leaving students’ main learning activities. The goal of mathematics can not be truly realized, and classroom discussion is one of the most effective ways to promote students’ active learning. Discussion is an important learning method used in almost every math class. Practice shows that effective discussion is conducive to the impact of thinking and the spark of wisdom, especially for learning