在新一轮基础教育课程改革的今天,课堂教学作为改革的主渠道、主阵地,无论什么时候,教师完成数学目标都要在课堂上完成,现在越来越多的小学数学课堂成了学生动手实践、自主探究、合作交流,体验数学再发现的过程,也就是构建了小学数学的高效课堂。这样的课堂培养了学生的兴趣,关注了学生的成长和发展,培养的是学生自主创新的学 In the new round of basic education curriculum reform, classroom teaching as the main channel of reform, the main front, whenever the teacher to complete the mathematical goals must be completed in the classroom, and now more and more primary school mathematics classroom became a student hands-on Practice, self-exploration, cooperation and exchange, experience the process of math rediscovery, that is, to build an efficient classroom of primary mathematics. Such a classroom cultivates students’ interest, pays close attention to the students’ growth and development, and cultivates students’ independent innovation.