Sub-level Teaching In Vocational High School Mathematics Teaching, Practice And Research

"Stratified Teaching Method"is a teaching method that respects the individual differences and proceeds teaching according to their own abilities. It can also make up the disadvantages of"Classroom Teaching System". Although this kind of method has an extensive and deep theoretic basis and is appreciated by a number of educators from all over the world and has obtained a scientific result, there are lots of problems in carrying out"stratified teaching"because of the individual differences for the different schools and regions .On the basis of the related theories study the writer tries this method in math teaching in vocational schools. It means that they will make different teaching aims and methods according to the students'actual needs in order to proceed"Stratified Teaching Method"among all the students. The text will study the teaching method which is appropriate for vocational schools by the research on the experiments and their results. It also points out the disadvantages and problems in the process of carrying out this teaching method in order to seek a scientific math teaching method in vocational schools.