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相较之其它版本的小学数学教材,北师大版数学教材更新速度非常快,且应用范围广,在我国小学数学教学中具有非常重要的地位与作用。本文根据几道数学例题(北师大版)阐述小学数学新教材例题编写的特点。一、小学数学新教材例题编写特点(一)例题1:“分数加减法”。在五年级下册“分数加减法”章节中“折纸练习”知识内容中,老师要向学生展示分数的由来,做好分数加减法概念的铺垫。在实际教学中,出示教学情境图后,根
Compared to other versions of primary school mathematics textbooks, Beijing Normal University version of mathematics textbooks update very fast, and a wide range of applications, primary school mathematics teaching in China has a very important position and role. This article according to several math example (Beijing Normal University Edition) expounds the characteristics of primary school mathematics new teaching materials. First, the primary mathematics teaching new examples of the characteristics of writing examples (a) Example 1: “score addition and subtraction ”. In the fifth grade under the “score addition and subtraction ” section “origami exercise ” knowledge content, the teacher should show students the origin of the score, do a good job in the concept of fractional addition and subtraction. In the actual teaching, after showing the teaching situation map, root