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《数学课程标准》指出:义务教育阶段的数学课程,其基本出发点是促进学生全面、持续、和谐地发展。它不仅要考虑数学自身的特点,更应遵循学生学习数学的心理规律,强调从学生已有的生活经验出发,让学生亲身经历将实际问题抽象成数学模型并进行解释与应用的过程,进而使学生获
The “Mathematics Curriculum Standard” points out that the basic starting point of mathematics curriculum in compulsory education stage is to promote students’ comprehensive, sustained and harmonious development. It should not only consider the characteristics of mathematics itself, but also should follow the psychological rules of students to learn mathematics, emphasizing from students’ existing life experience, let students experience the abstract problem of mathematical models and explain and apply the process, so that Students get