Not expensive. The price of an offline painting class varies from 50 yuan to 200 yuan, which is mainly influenced by the location of the class, the number of students, the teaching content, the level of teachers and other factors. 90 yuan 1.5 hours to learn painting is not expensive. Painting training is a way of education, through which people can learn how to paint. During the training, students can learn various painting skills, artistic theories and practical experience, so as to improve their painting skills. In painting training, different levels of courses are usually set up to provide different educational contents for different students.