数学作业讲评是课堂教学的有机组成部分,是师生交流的平台。数学作业是教师通过学生课内作业的观察、交流,学生课外作业的批改中获取的反馈信息,在分析研究的基础上,对学生存在的知识或能力进行的矫正性教学活动。数学作业讲评的有效性应 Teaching math homework is an integral part of classroom teaching is a platform for teachers and students to communicate. The mathematics homework is the corrective teaching activity of the teacher through the observation and exchange of the homework of the teacher, the feedback information obtained from the correction of the homework assignments of the students, and the knowledge or ability of the students based on the analysis and research. The effectiveness of math homework comment