教师的主导作用应体现在为教学选材立序、精心组织、及时激励、启发、帮助和提升。而学生的主体作用应体现在自我努力探索的过程中。如果教师总是对学生不放心,学生就永远长不大,无法走向独立和成熟。通过实践研究,“先学后教、先练后讲”的教学方式能真正给学生一个开放的学习空间,使学生个性更加鲜明,生动活泼,能有效培养其探索创新能力。一、课前自学是培养学生自主学习数学能力的前提我从课前自学入手充分发挥教材优势培养学生自学数学 The leading role of teachers should be reflected in the teaching material selection order, well-organized, timely incentives, inspiration, help and promotion. The main role of students should be reflected in the process of self-exploration efforts. If teachers do not always trust their students, they will never grow up and will not be able to move toward independence and maturity. Through practical research, teaching methods such as “teaching first, teaching first and then speaking later” can really give students an open space for learning, making students more distinctive, lively and vivid, and effectively cultivating their ability to explore and innovate. A pre-class self-study is a prerequisite for students to develop their own ability to learn mathematics I start from the class to give full play to the advantages of teaching materials to develop students self-learning math