什么是数学开放题呢?目前有很多种说法,归结起来主要有:(1)答案不固定或者条件不完备的习题,称之为开放题;(2)条件多余需选择、条件不足需补充或答案不固定的题,称之为开放题;(3)指有多个正确答案的问题称之为是开放题这类问题的特点是,让学生以自己喜欢的方式回答问题,在解题过程中,学生可以把自己的知识、技能以各种方式整合,去寻找答案,解决问题;(4)指答案不唯一的问题,称之为开放题; What are the mathematical open questions? At present there are many kinds of argument, boils down mainly: (1) the answer is not fixed or the conditions are not complete exercise, called the open question; (2) the conditions need to be selected, the lack of conditions need to be added or (3) The problem with multiple correct answers is called open question. The characteristic of such questions is that students should answer their own questions in the way they like. In the process of solving problems , Students can put their knowledge and skills in various ways to integrate, to find the answer to solve the problem; (4) refers to the problem is not the only one, called open question;