教育部颁发的《初中毕业升学考试改革指导意见》中指出:“数学考试应设计一定的开放性问题.”根据这一命题原则,近几年各地中考试卷中,丰富多彩的开放性试题令人目不暇接,其中的自编题被认为是当前培养创新意识、创造能力的最富有价值的题型之一,下面例谈其类型及解题策略. The “Guidance on the Reform of Junior High School Graduation Examination” issued by the Ministry of Education states: “The mathematics exam should be designed with a certain degree of openness.” According to this proposition principle, the rich and colorful open questions in various examination papers in recent years are Diligently, the self-proclaimed question is considered to be one of the most valuable questions for cultivating innovative awareness and creative abilities. The following examples discuss its types and problem-solving strategies.