怎样对待学生数学作业中的错误,采用什么方法加以纠正,这固然是一个值得研究的问题。然而在教学中,教师若能针对以往的致误原因,采取适当的预防措施以减少学生今后作业出错的现象,则更是教学中一个值得研究的问题。笔者作过一些调查,发现当前中学生(特别是初中生)习题误解的诸多现象 How to deal with errors in students’ mathematics assignments and what methods to use to correct them are of course worthy of study. However, in teaching, if teachers can take appropriate precautionary measures in order to reduce the students’ mistakes in their work in the past due to the causes of past mistakes, it is even more worthy of study in teaching. The author made some investigations and found that many current misunderstandings in the exercises of middle school students (especially junior high school students)