数学开放题是指那些答案不唯一,并在问题的解答上要求学生进行多方面、多角度、多层次探索的数学问题。在教学上开放题的运用具有极大的教育价值。目前的小学数学教材中,例题和习题基本上是为了使学生了解牢记数学结论和掌握一定的数学技能而设计的。在这种情况下,学生在学习过 Mathematical open-ended questions are those mathematical questions that are not unique in answer and require students to conduct multi-dimensional, multi-angle and multi-level exploration in the solution of the question. The use of open questions in teaching has great educational value. The current primary mathematics textbooks, examples and exercises are basically designed to enable students to keep firmly in mind the mathematical findings and mastery of certain mathematical skills and design. In this case, the student is studying