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笔者近期所从教的班级学生,在学习一元二次方程时,解题中出现了很多错误.为了纠正他们的这些错误,笔者把平时搜集到的典型题目及错误加以整理,以复习学案的形式呈现给学生,让他们对错题进行剖析,找出出错的根源,得出正确的答案.通过这样一节“找茬”的复习课,让学生真正明白了出错的原因,避免类似错误的发生,起到了复习巩固的目的,收到了良好的效果.一、暴露“错解”先把平时搜集到的学生作业和考试中的
The author recently taught classes students, learning a quadratic equation, the problem-solving appeared in a lot of mistakes.In order to correct their mistakes, I usually collected the typical problems and mistakes to be reviewed in order to review the form of the case Presented to the students so that they can analyze the wrong questions, find out the root cause of mistakes, come to the correct answer. Through such a “review” lesson, so that students really understand the reasons for the error, to avoid similar errors Occurred, played the purpose of reviewing and consolidating, has received good results. First, exposure “wrong solution ” first usually collected to the students homework and examinations