《基础教育课程改革纲要》指出:要加强课程内容与学生生活以及现代社会和科技发展的联系,关注学生的学习兴趣和经验。密切数学与现实世界的联系,强调从学生的生活经验和客观事实出发,在研究现实问 The Essentials of Curriculum Reform in Elementary Education states that it is necessary to strengthen the connection between the content of the course and the life of students as well as the development of modern society and science and technology, and pay attention to students’ interest in learning and experience. Closely linked with the mathematics and the real world, emphasizing from the student’s life experience and objective facts, in the study of the reality