数学问题由已知情境、目标情境、解和解题基础四个基本要素构成 .所谓“解”就是学生运用已有知识和经验在问题的已知情境和目标情境之间所进行的一种智力活动 .要保证智力活动的顺畅进行 ,既有内隐的必要条件 ,也有外显的必要条件 .首先 ,问题解决必须以一定的心理发展水平为 The mathematics problem consists of four basic elements: the known situation, the target situation, the solution and the problem-solving foundation. The so-called “solution” is an intelligence that the students use their existing knowledge and experience to perform between the known situation and the target situation of the problem. Activities. To ensure the smooth conduct of intellectual activities, there are both implicit and necessary conditions. First, the problem must be resolved with a certain level of psychological development.