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According to the characteristics and Mathematics junior high school students the individual differences, to the use of mathematics teaching in large classes-and medium-pace system, no longer conform to the requirements of quality education, "Teach tiered" system of teaching in large classes of cases , The application of "因材施教" principle, and different people have different math in the development of the teaching mode. Based on secondary school mathematics and theoretical basis for teaching layered, in principle, the method of implementation of several aspects of the theoretical study and summing up stratified teach mathematics teaching in secondary schools in the pros and cons, pointed out the direction for the development tiered teaching and the need to improve the local . Stratification is intended to explore teaching mathematics teaching classes taught simultaneously in different circumstances, so that students can learn all kinds have shown that the greatest