数学概念是事物空间形式和数量关系的本质属性在人脑中的反映,是进行数学思维的基本要素。只有正确理解和掌握数学概念,才能有效地进行判断、理解、推理、运算与解决问题。因此,概念教学在数学教学中具有十分重要的地位。但是在教学实践中发现学生在小学阶段形成的直观形象思维,制约了对 The concept of mathematics is the reflection of the essential attribute of the relationship between the form and quantity of things in the human brain, which is the basic element of mathematical thinking. Only by correctly understanding and mastering mathematical concepts can we judge, understand, reason, calculate and solve problems effectively. Therefore, the concept of teaching in mathematics teaching has a very important position. However, in the practice of teaching, it is found that the visual thinking formed by pupils in primary school has restricted the