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新世纪《义务教育教科书·数学》(北师大版)三年级上册一共安排了八个单元,其中数与代数包括“混合运算”“加与减”“乘与除”“乘法”“年月日”和“认识小数”。图形与几何包括“观察物体”“周长”。除此之外,还有“数学好玩”“整理与复习”和“总复习”。一本册教科书的主要变化根据《课标(2011)》的具体要求和整套教科书的修订方案,本册教科书主要作了如下调整:1.调整到本册的有三处:原二年级下册“混合运算”和“加与减(二)”调整到本册;原三年级下册“元角分与小数”前移到本册。
In the new century, “compulsory education textbook · Mathematics” (Beijing Normal University Edition) third grade volumes arranged a total of eight units, the number and algebra include “mixed operation ” “plus and minus ” multiplication and division “Multiplication ” “Year, Month, Day ” and “Know the Decimal ”. Graphics and geometry include “Observe Object ” “Perimeter ”. In addition, there are “math fun” “finishing and review” and “total review”. A book The main changes in textbooks According to the “Curriculum Standards (2011)” the specific requirements and the revised textbook program, this textbook mainly made the following adjustments: 1. Adjust to this book has three: the second grade of the original book “Mixed operation” and “add and subtract (b) ” adjusted to this book; the original third grade under the book “yuan corner and decimal ” forward to this book.