Yes, you have to take math, which is one of his subjects. The content of GRE is to measure candidates' verbal reasoning, quantitative reasoning and analytical writing ability. These measures are not aimed at a specific research field, but are aimed at examining whether candidates have the ability to continue their studies in graduate schools and business schools. GRE is an examination of logical thinking ability based on English. The GRE general test score is 340+6. Including oral Chinese, quantitative mathematics and analytical writing.