2011版《义务教育小学数学课程标准》指出:“对于学习有困难的学生,教师要给予及时的关注与帮助,鼓励他们主动参与数学学习活动,并尝试用自己的方式解决问题,发表自己的看法。教师要及时地肯定他们的点滴进步,耐心地引导他们分析产生困难或错误的原因,并鼓励他们自己去改正,从而增强学习数学的兴趣和信心……”遵循这一指导思想,在小学数学教学中,分析较差生产生的原因,采取有针对性、有效的补救措施,使他们都进步,是非常必 2011 edition of “compulsory primary school mathematics curriculum standards” pointed out: “For students with learning difficulties, teachers should give timely attention and help to encourage them to take the initiative to participate in math learning activities and try their own way to solve the problem, publish their own Teachers should promptly acknowledge their progress, patiently guide them to analyze the causes of difficulties or mistakes, and encourage them to correct themselves, thereby enhancing the interest and confidence in learning mathematics .... ”Following this guiding principle, Primary mathematics teaching, analysis of the causes of poor students, take targeted and effective remedial measures to make them all progress, it is imperative