The full mark of mathematics in the senior high school entrance examination 150, 90 is the passing line. You need to do more math problems to improve your math scores, otherwise you will become a dragging subject in the senior high school entrance examination.

If you want to improve your math performance in junior high school, you must first be diligent, do more problems, listen carefully to the teacher's examples in class, and learn to draw inferences about problems that cannot be discussed directly with your classmates.