练习是课堂的延伸和补充,是学生巩固所学知识、形成技能、发展思维的重要手段。在课程改革不断深入的今天,作为教师,我们应该想学生所想,优化数学作业的设计,避免那些机械、重复、乏味的低效作业。特别是小学中年级学生,他们正处于从小学低年级向高年级的过渡时期,出现了分化性的学习兴趣,对需要独立 Exercises are an extension and complement to the classroom, an important means for students to consolidate their knowledge, form skills and develop their thinking. As the curriculum reform continues to deepen, as teachers, we should think of what students think and do to optimize the design of math homework and avoid the mechanical, repetitive and tedious inefficiencies. Especially middle school students in primary schools, who are in the transition from the lower primary school to the upper secondary school, have shown divergent interest in learning,