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新课标准指出:数学教学要紧密联系学生实际,从生活经验和已有的知识出发,创设各种情境激发学生的学习兴趣,为学生提供从事数学活动的机会,便其体验教学内容中的情感,感受数学的魅力。在教学中创设与学生生活环境和知识背景密切相关的学生感兴趣的情境,使学生在观察,操作,猜测交流,反思等活动中逐步体会到数学知识的产生,形成与发展的过程,在使学生掌握必要的基础知识与基本技能的同时,使学生更好的体验教学内容中的情感,使原本枯
The new standard points out: Mathematics teaching should be closely linked with the students ’actual conditions, starting from life experience and existing knowledge, creating various situations to stimulate students’ interest in learning, providing students with the opportunity to engage in math activities and experiencing the emotion in teaching contents , Feel the charm of mathematics. In the course of teaching, students are interested in situations that are closely related to students’ living environment and knowledge background, which enable students to gradually realize the process of the generation, formation and development of mathematical knowledge in the process of observation, operation, speculation, exchange and reflection Students master the necessary basic knowledge and basic skills, while enabling students to better experience the emotional content of teaching so that the original dry