人教版四年级上册数学教案全集(页)

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1、人教版四年级上册数学教案全集(66页)[1000字]四年级（上）数学学科教案第一单元计划大数的认识1．本单元教材内容本单元是本册教材的起始单元，是在学生认识和掌握万以内数的基础上学习的。生活中大数广泛存在，对大数的认识既是万以内数的读写巩固和扩展，也是学生必须掌握的最基础的数学知识之一。本单元由“亿以内数的认识”和“亿以上数的认识”两个部分组成。各部分内容之间的安排如下表：2．教学目标（1）使学生在认识万以内数的基础上，进一步认识计数单位“万”、“十万”、“百万”、“千万”和“亿”，知道亿以内及以上各个计数单位的名称和相邻两个单位之间的关系。organizationsyste

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