Usually, math is ok, and I will be nervous when I encounter a slightly uncommon topic in the exam, so that I can't think of it. How can I get rid of it?
1. Speed up the usual problem solving. For simple questions, the sooner the better, while ensuring the winning rate.
Pay attention to rest before the exam and don't do a lot of difficult questions, which will lead to physical and mental fatigue. You can do a few simple multiple-choice questions to warm up before the exam.
It is best to get enough sleep and take a nap at noon.