作业是课堂的延续,是对课堂的巩固,更是对课堂实践活动的总结和发展。对于小学数学来讲,课下作业是学生对课堂知识的一种反馈,老师能够了解学生的学习程度;又是学生对课堂知识的复习,能够及时加强记忆。因此,数学作业批改的有效性影响着学生学习的质量,影响着老师对学生学习情况的了解,更影响着下一步的教学计划。 Homework is a continuation of the classroom, is to consolidate the classroom, but also to the classroom practice summary and development. For primary school mathematics, homework is a kind of feedback to students in class knowledge, the teacher can understand the students ’learning level, but also the students’ review of class knowledge, which can strengthen memory in time. Therefore, the validity of the math homework assignments affects the quality of students’ learning, influences the teachers’ understanding of the students’ learning situation and affects the next teaching plan.