The senior high school math teacher of Lan Xin International Studies University in Zunyi has 36 classes a week. According to the relevant public information, high school math teachers will have two or three classes, 24 to 36 classes a week, with a single break. The monthly salary is two or three thousand. Mathematics learning should be a lively and interesting learning activity with broad thinking space and practical space. In the past mathematics study, students often felt too far away from their own life practice and boring.