小学生在解答数学题的过程中,常常有这样或那样的错误,因此,教师在教学过程中,应把学生在练习中出现的错误当作一面镜子,认真帮助学生分析错误产生的原因,从中看出学生掌握知识的缺陷,看出自己教学上的问题,找出教学上的改进措施,从而有效地培养和提高学生的解题能力。 In the course of solving math problems, pupils often have one way or another mistakes. Therefore, during the teaching process, teachers should regard students’ erroneous mistakes in practice as a mirror to help students to analyze the reasons why they are wrong. Out of the students to master the shortcomings of knowledge, to see their own teaching problems, identify teaching improvements, so as to effectively develop and improve students’ problem-solving skills.