小学数学教师使用“先学后教,以学定教”教学方法时,应结合学生实际情况及数学教材特点,制定优秀的前置性学习单,并把握好教学时机,指导学生进行自学或者是小组合作学习,层层深入引导学生积极主动地学习,提升课堂教学学习效率。本文探讨实施“先学后教”的策略,以促进小学数学教学新发展。 Primary school mathematics teachers use “learning first, teaching to teach ” teaching methods, should be based on the actual situation of students and mathematics teaching materials to develop excellent pre-learning single, and grasp the teaching opportunity to guide students to self-study Or a group of cooperative learning, layers of guidance to guide students to take the initiative to learn, improve classroom teaching and learning efficiency. This article explores the strategy of “learning from teaching first” to promote the new development of mathematics teaching in primary schools.