如何上好每一堂课的微观课堂研究在我们这个国度里随处可见。无疑,每一节好的课串成的教学整体,是很成功的教学。但近几年新教师很多,特别是我们这些山区学校教师流动频繁,新老师补员极大。他们对教材整体把握度欠缺,在小学数学的知识体系方面还存在着某些不足。从知识层面来看,老师理解、把握好了小学数学的宏观体系,并让它来服务每一节课,那么我们的教学将会更有收效。数、数的计算、数量关系是小学数学知识体系里面的基 How to improve each class Micro-class classroom research in our country can be seen everywhere. Undoubtedly, each section of a good class into a teaching overall, is a very successful teaching. However, there are many new teachers in recent years. In particular, the teachers in these mountainous areas of our country are frequently migrating. The new teachers make up a great deal. They lack the overall mastery of teaching materials, and there are still some shortcomings in the elementary mathematics knowledge system. From a knowledge point of view, the teacher understands that if we grasp the macro system of elementary mathematics and let it serve every lesson, then our teaching will be more effective. Number, number of calculation, the number of relations is the basis of elementary mathematics knowledge system