新课标中提出,课堂教学中要培养学生自主学习的能力,尤其学生的动手操作能力,让学生在用眼观察、动口表达、用脑思考的过程中理解和掌握数学知识。教师的责任就是创设情景,激发学生的学习欲望,设计有指导性的自学指导,放开学生的手脚,多给学生实践的机会和空间,让学生拥有评价的权力,鼓励学生积极主动的探索知识,从而提高学生自主学习的效率。 New Curriculum Standards proposed in classroom teaching to develop students’ ability to learn independently, in particular the ability of students to operate, so that students in the use of eye observation, verbal expression, brain thinking process to understand and master mathematical knowledge. Teachers’ responsibility is to create situations, stimulate students’ learning desires, design instructional self-study guides, let go of students’ hands and feet, give students more chances and space to practice, give students the power of evaluation, and encourage students to actively explore knowledge , So as to improve the efficiency of students’ autonomous learning.