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《义务教育数学课程标准》指出:数学是人们生活、劳动和学习必不可少的工具,能够帮助人们处理数据、进行计算、推理和证明,数学模型可以有效地描述自然现象和社会现象;数学在提高人的推理能力、抽象能力、想象力和创造力等方面有着独特的作用。数学教学活动必须建立在学生的认知发展水平和已有的知识经验基础之上。教师应采用多种有效手段创设情境,激发学生的学习兴趣,抓住学生的眼球,让每一个学生充分参与学习的全过程,从而取得良好的学习效果。
Mathematics Compulsory Education Curriculum Standard states that mathematics is an indispensable tool for people’s life, work and study. It can help people to process data, calculate, reason and prove. Mathematical model can effectively describe natural phenomena and social phenomena. Mathematics Improve people’s reasoning ability, abstract ability, imagination and creativity has a unique role. Mathematics teaching activities must be based on the level of cognitive development of students and the existing knowledge and experience. Teachers should use a variety of effective means to create situations and stimulate students’ interest in learning. Students should be encouraged to grasp their eyes and allow all students to fully participate in the learning process so as to achieve good learning results.