新课程实施与改革以来,我们一线的小学数学教师也在努力更新教学理念,探索教学新方法,以期在减轻学生们课业负担的基础上,集中关注学生发展,提升学生运用和实践的能力,最终在有限的课堂时间内,实现课堂最优化配置,让学生汲取更多的知识,掌握更多的技能。这就要求我们在教学实践中从学生的认知 Since the implementation of the new curriculum and reform, our front-line primary school mathematics teachers are also trying hard to update the teaching philosophy and explore new teaching methods. With a view to reducing the students ’burden on homework, we focus on student development and enhance students’ ability to use and practice. Finally, In the limited class time, to achieve the optimal configuration of the classroom, so that students learn more knowledge and acquire more skills. This requires us to recognize students from the teaching practice