《数学课程标准》指出:“数学课程的内容应该是现实的、有意义的、富有挑战的。”而学习错误是一种来源于学习活动本身,直接反映学生学习情况的生成性教学资源。在数学课堂上,学生的学习活动中出现错误不可避免,在传统意义上,教师看到的错误消极方面较多,甚至有许多教师把学生的错误当成洪水猛兽,避之不及。其实这无论是对学生,还是对这教师都 The standard of mathematics curriculum states: “The content of mathematics curriculum should be realistic, meaningful and challenging.” Learning error, on the other hand, is a generative teaching resource that directly reflects the learning of students through learning activities . In mathematics classroom, mistakes in students’ learning activities are unavoidable. In the traditional sense, teachers see more mistakes and negative aspects, and many teachers even consider student mistakes as a scourge. In fact, this is both for students, or for teachers