It depends on where you are. There is no fixed fee for making up lessons, depending on the family situation of the children. If you are a student at school, take this as an opportunity to exercise. It doesn't matter how much you charge. If you want to alleviate the financial difficulties at home and earn your own living expenses, you should consider how much you pay for each class. You tell your parents your actual situation. If you improve your child's grades, then the child's family situation is also very good, and they will compensate you. We have 1.5 hours, ranging from 30 to 50, depending on the situation. Finally, you have to make your own decision. Having two children is a good thing, which can increase income. There is also a comparison between children learning from each other.