数学概念是数学基础知识的核心。儿童学习概念有一个准备过程,这个过程就称为“概念的引入”。良好的概念引入有助于学生积极主动地去理解和掌握概念。现将数学教学中关于概念的引入列举数例,以达抛砖引玉之效。 Mathematical concepts are at the core of the basics of mathematics. There is a preparation process for children’s learning concept, which is called “introduction of concept”. Good introduction of concepts helps students to understand and master concepts proactively. Now the concept of mathematics teaching introduced a few cases introduced in order to start the project.