相比低年级数学课堂的活跃气氛,目前高年级的数学课堂上则多了一份沉默,大多数学生被动发言甚至不举手发言.笔者针对这一现状,本文从研读教材,优化问题设计,到用好教材,一题多变;从活跃课堂气氛,营造宽松和谐的学习环境,到改变教师观念,给予学生自主思考的空间等几个方面,对活跃高年级数学课堂气氛进行了有效思考. Compared to the active atmosphere of the lower mathematics class, there is more silence in the senior mathematics class, most of the students passively or even not speak their hand.According to the current situation, this paper analyzes the teaching material, the optimization of the design, From the aspects of active classroom atmosphere, creating a relaxed and harmonious learning environment, changing teachers’ concept and giving students the space for autonomous thinking, this paper makes an effective reflection on the atmosphere of active senior grade mathematics classroom.