新的《课程标准》强调:让学生“人人学习有用的数学”,“把数学作为人们日常生活中交流信息的手段和工具”, “重视从学生的生活经验和已有知识中学习数学和理解数学”。因此,教师应努力为学生提供他们所熟悉的情境,充分利用学生现有的知识经验和他们所熟悉的事物组织 The new Curriculum Standard emphasizes that students should “learn useful mathematics for all”, “use mathematics as a means and tool for exchanging information in their daily life” and “attach importance to learning mathematics from the students' life experiences and existing knowledge Understand mathematics. ” Therefore, teachers should strive to provide students with familiar situations, take full advantage of the students' existing knowledge and experience of the things they are familiar with