新课程标准强调,数学教学,要紧密联系学生的生活环境,从学生的经验和已有知识出发,创设有助于学生自主学习、合作交流的情景,使学生通过观察、操作归纳、类比、猜测、交流、反思等活动,获得基本的数学知识和技能,进一步发展思维能力,激发学生的学习兴趣,增强学生学好数学的信心。对小学生而言,兴趣思维的调动,能使学生全身心投入到学习当中 The new curriculum standards emphasize that mathematics teaching should be closely linked with the students’ living environment, starting from the students’ experience and existing knowledge, creating situations conducive to students’ autonomous learning and cooperation and exchange so that students can observe, manipulate, analogy and guess , Communication, reflection and other activities, access to basic mathematical knowledge and skills to further develop the thinking ability to stimulate student interest in learning and enhance students’ confidence in learning math. For pupils, the mobilization of interest thinking enables students to dedicate themselves to their studies