练习课是数学学科特点决定的一种重要的课堂教学课型。其特征是在教师的指导下,发挥学生的主体功能,利用已经掌握的数学基础知识和已具备的技能,通过口答、计算、讨论等多种方式完成课堂练习的任务,以达到领会、巩固、加深理解所学的基础知识、掌握基本技能、提高分析问题和解决问题的能力的目的。因此,在日常的课堂教学实践中,我们必须重视数学练习课的课堂 Practice class is an important classroom teaching class decided by the characteristics of mathematics. It is characterized by giving play to the main functions of the students under the guidance of the teachers and using the basic knowledge of math and the skills already available to accomplish the task of classroom practice in a variety of ways such as oral response, calculation and discussion so as to achieve the goal of comprehending, consolidating, Deepen understanding of the basic knowledge learned, master the basic skills, improve the ability to analyze and solve problems. Therefore, in the daily classroom teaching practice, we must pay attention to the classroom of mathematics practice class