课堂作业是老师为完成教学活动而向学生布置的任务,是课程的一部分.在课堂中,有些作业是用来引导预习的,有些是促进理解的,有些是提高能力的,有些是促进知识体系形成的.教师设置课堂作业时,应该体现数学思维的本质,通过设置问题情境,引领思维 Classroom assignments are part of the task for teachers to assign to students to complete their teaching activities, in which classes are used to guide preparation, some to promote understanding, some to improve competence, others to promote knowledge systems Formed.Teachers set classroom assignments, should reflect the nature of mathematical thinking, by setting the problem situation, leading the thinking