2014年秋学期初次使用的苏教版义务教育数学教材三至六年级各年级上册,是依据《义务教育数学课程标准(2011年版)》(以下简称“课标2011年版”)的基本精神和具体要求,在统筹规划各册教材教学内容和要求的基础上,对原课程标准实验教材认真修订而成的。现对上述各册教材的内容修订情况分述如下。三年级上册一、内容的增删与变化 Based on the basic spirit of “Mathematical Curriculum Standard for Compulsory Education (2011 Edition)” (hereinafter referred to as the “Standard 2011 Edition”) and the first edition of the compulsory education mathematics textbook for grades 3-4 in 2014 autumn semester, Specific requirements, the overall planning of the book teaching materials and requirements of each book, based on the original curriculum standard experimental materials carefully revised from. The contents of the above textbooks are revised as follows. Third grade on the first one, the content additions and deletions and changes