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在小学阶段,数概念主要围绕“整数、小数、分数、百分数”展开教学的。数概念的单元教学都是从数的意义、数的组成、数位、读写、数的大小等五个方面组织的学习内容。而整数概念的教学占了数概念教学的大部分,整数教学各年级的包括:一年级百以内数的认识(又分为10以内、20以内、百以内数认识)。二年级千以内数的认识;三年级万以内数的认识;四年级大数的认识。一、数概念的育人价值
In elementary school, the concept of number mainly focuses on “integer, decimal, fraction, percentage”. The number of units of the concept of teaching are from the significance of the number, the number of components, digital, reading and writing, the size of the number of five organizations organized learning content. Integer concept of teaching accounted for most of the concept teaching, integer teaching of all grades include: first grade within a hundred or less understanding (again divided into 10 or less, less than 20, within a hundred or less). Second grade within the understanding of the number of thousands; Third grade within thousands of recognition; fourth grade knowledge. First, the number of concepts of educating value