课堂教学过程是师生相互交流的过程,因此教师应精心选择活动素材,培养学生的学习兴趣,改革课堂教学结构,发挥学生的主体作用;教学中,要运用探究式教学,及时有效地进行评价;重视数学能力的培养,将“开放式问题”带入课堂,为提高课堂效率而努力。 The process of classroom teaching is a process of teachers and students interacting with each other, so teachers should carefully select the materials of activities, cultivate students 'interest in learning, reform the classroom teaching structure and give full play to the students' main role. In teaching, inquiry teaching should be used to make timely and effective evaluation ; Emphasis on the cultivation of mathematical ability, the “open question ” into the classroom, in order to improve classroom efficiency.