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根据《课标(2011)》修改后的西南师大版《义务教育教科书·数学》三年级上册(以下简称新教材),是在征求实验区各方面意见的基础上,对《义务教育课程标准实验教科书·数学》三年级上册(以下简称实验教材)做了适当的修改与调整而成的。修订后的新教材内容安排更加合理,结构更加科学,更能体现学生的主体地位和自主探索,更有助于学生理解与掌握数学基础知识,形成基本技能,感悟数学思想,积累数学活动经验,获得积极
According to the “Standard (2011)” revised version of the Southwest Normal University “compulsory education textbook · Mathematics” grade three (hereinafter referred to as the new textbook), is to seek the views of all aspects of the experimental area on the basis of “compulsory education curriculum standards Experimental textbook · Mathematics ”grade three (hereinafter referred to as experimental teaching material) made the appropriate changes and adjustments made. The revised content of the new textbook is more reasonable, the structure is more scientific, and can better reflect the students’ subjective status and independent exploration. It is also helpful for students to understand and master the basic knowledge of mathematics, form basic skills, acquire mathematical ideas, accumulate experiences in mathematical activities, Get positive