新课程把培养学生的数学素养放在重要的地位,提倡突出学生主体地位的理念,采取自主探究、合作交流的学习方式,以激发学生学习数学的兴趣,提高课堂教学的效率。因此,教师要从学生的认知水平和已有经验出发,适时创设生活化、活动化、问题化和实用化情境,以激发学生参与学习的积极性、主动性。为学生提供自主学习、合作探究的空间,创造展示与交流的平台。帮助他们在交 The new curriculum puts the cultivation of students ’mathematical qualifications in an important position, advocates the concept of highlighting the dominant position of students, adopts the learning method of independent inquiry, cooperation and exchange so as to stimulate students’ interest in learning mathematics and improve the efficiency of classroom teaching. Therefore, teachers should start from the cognitive level and existing experience of students to create life-time, activity-oriented, problem-oriented and practical situations in a timely manner to stimulate students’ enthusiasm and initiative in participating in the study. To provide students with independent learning, cooperation and exploration of space, to create a platform for display and exchange. Help them to pay