《数学课程标准》指出,有效的学习不能单纯地依靠记忆和模仿,动手实践、自主探究和合作交流也是数学的重要学习方式。所以,在小学数学课堂上,要保证学生的主体地位,要注重教学过程、注重学生体验、注重学习细节。小班化教学是在教育发展到一定程度的基础上应运而生的,优质化教学和个性化教学成为当今教育的主要诉求。心理学和教育学的研究表明,将班额控制在一定范围对于教师更有效地关注学生,更合理地引导 The standard of mathematics curriculum points out that effective learning can not simply rely on memory and imitation, practice, autonomous exploration and cooperation and exchange are also important learning ways of mathematics. Therefore, in the primary school mathematics classroom, to ensure that the students’ dominant position, we must pay attention to the teaching process, pay attention to the students experience, pay attention to the details of learning. Small class teaching came into being based on the development of education to a certain extent. Quality teaching and personalized teaching have become the main demands of education. Studies in psychology and pedagogy have shown that it is more reasonable to guide the teacher to pay more attention to the students by controlling the class in a certain range