“先学后教,当堂训练”是以学生自主学习为中心的课堂教学模式,要实施“先学后教,当堂训练”的教学模式,就要讲究教学方法.在教学过程中教师要注意创设有趣的情境,激发学生学习数学的兴趣;及时提出学习目标,明确自学要求;精心设计自学提纲,指导自学方法;少讲精讲,把课堂还给学生;当堂练习,应用所学知识解决问题. “After the first education, when the church training ” is based on the students’ independent learning as the center of the classroom teaching mode, to implement the teaching mode of “first learn, after training” teaching, we should pay attention to teaching methods. During the process, teachers should pay attention to creating interesting situations and arouse students’ interest in learning mathematics; timely put forward the learning objectives and clarify the requirements for self-study; elaborately design self-study syllabuses and guide self-study methods; give less lectures and return the lectures to students; Apply the knowledge to solve the problem.