《小学数学新课程标准》将实践活动作为数学学习的一个重要组成部分,其要求是:数学教学活动必须建立在学生的认知发展水平和已有知识经验基础之上,引导学生把所学的数学知识应用到现实生活中去,教师向学生提供充分从事学习活动的机会,帮助他们在自主探索和合作交流的过程中真正理解和掌握基本的数学知识和技能、数学思想和方法,获得广泛的数学活动经验。下面结合本人教学实践,谈 The “New Curriculum Standard for Primary Mathematics” regards practical activities as an important part of mathematics learning. Its requirements are: The mathematics teaching activities must be based on the students’ level of cognitive development and existing knowledge and experience, Mathematics knowledge is used in real life. Teachers provide students with the opportunity to fully engage in learning activities, and help them to truly understand and master basic math knowledge and skills, mathematical ideas and methods in their own exploration and cooperation and exchange, and acquire extensive Mathematical activity experience. The following combination of my teaching practice, talk