“数感”与“数感”的习得——学习《课程标准》的一点体会

Number Sense and Its Acquisition

对“数学课程标准”提出的“数感”这个概念 ,从知识观的角度来进行解释 ,数感应是一种内隐性、非结构性的程序性知识。数感对于数学创新能力有着重要的基础性作用 。

Number sense is a kind of procedural knowledge with the implicit and unstructured characteristics. Thus, number sense can be learned with the teacher's guidance in the mathematics activity. Number sense is important to the mathematics innovative ability.