在一线教学中,作者对分层教学在数学学科上的教学实践,谈了一些做法和体会.主要是就数学课如何分层,如何把分层教学落实到备课、上课、考核等几个方面,进行了实践与探索.分层有利于我们教学思路的拓展,有利于和谐地教与学,有利于培养学生自信心.在阐述的过程中,结合了一些教学中的一些实例加以说明. In the first-line teaching, the author discusses some teaching methods and experiences of teaching in the subject of mathematics in the layer teaching, mainly on how to stratify the teaching of mathematics and how to implement the teaching in different levels such as preparation, class and assessment , Has carried on the practice and the exploration.The stratification is advantageous to our teaching train of thought expansion, is conducive to harmoniously to teach with the study, is advantageous to cultivates the student self-confidence.In the elaboration process, has combined some teaching some examples to explain.