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西南师大版《义务教育教科书·数学》,按照《课标(2011)》的要求,在进行了教材课题研究(包括中外小学数学教材比较研究)和广泛征求一线教师、教研员和专家意见的基础上,完成了本次教材的修订工作。其中五年级上册修订的目的可以用三个词来表达:更“生活”、更简约、更规范。一、更“生活”1.结合具体生活情境安排估算。《课标(2011)》对估算内容的要求较实验稿有较大的改变:估算都应该在一个具体的情境中进行,不能脱
Southwest Normal University version of “compulsory education textbooks · Mathematics”, in accordance with the “standard (2011)” requirements, in the textbook research (including comparative study of primary and secondary mathematics textbooks) and extensive solicit the views of teachers, researchers and experts Based on the completion of the revision of this textbook. The purpose of the revised version of the fifth grade can be expressed in three words: more “life”, more simple, more standardized. First, more “life ” 1. Combination of specific life situations to arrange estimates. Lesson (2011) "requires a larger change in the estimated content than in the experimental version: the estimation should be conducted in a specific context and can not be taken off