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《国家数学课程标准》指出:“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。教师应激发学生的学习积极性,向学生提供充分从事数学活动的机会,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与技能、数学思想和方法,获得广泛的数学活动经验。”这就要求教师必须改变传统的单一的知识传输式的教学模式,要以多种方式引导、帮助每一个学生掌握有用的数学。现代教育技术手段具有信息呈
The National Mathematics Curriculum Standard states: “Mathematics teaching activities must be based on the students ’level of cognitive development and existing knowledge and experience. Teachers should stimulate students’ enthusiasm for learning and provide students with opportunities to fully engage in math activities, Help them to truly understand and master basic mathematical knowledge and skills, mathematical ideas and methods in their own exploration and cooperation and exchange of experiences, and acquire extensive experience in mathematical activities. ”This requires that teachers must change the traditional single knowledge transfer Teaching mode, to guide a variety of ways to help each student to master useful mathematics. Modern educational technology has information presented