It is very important to check after completion, but the key is to be serious when doing the questions. Otherwise, it will take a lot of time to re-look at the topic and re-understand. Unless it's a question without thinking, you can mark it and wait until it's finished.
Don't make excuses for your mistakes. You think you have miscalculated. In fact, you can do this problem yourself. The main reason for all the mistakes is that knowledge is not strong enough. The teacher is right to ask you to do more problems, at least you can exercise your computing ability.
Don't just look at the problem with your eyes, write with a pen.
5, there are some questions, the general focus is on the idea of doing the questions, but the calculation of numbers is relatively simple, especially geometry questions. If you find that after you come up with a solution to the problem, the calculation process is complicated and the result is strange, then you may have miscalculated. Hurry back and see if there is any miscalculation in the middle.
6. In order not to miss the questions, it is recommended to read the beginning of the test paper after it is handed out, and several big questions will be clearly indicated at the beginning, and several small questions will also be indicated at the beginning of each big question. If you are not at ease after finishing the test paper, you can compare your answers with the questions on the test paper in the following way. Then pay attention to the question mark in the stem, which can be drawn by strokes, because sometimes the eyes will miss something.
7. It is difficult to change a person's careless habit by willpower alone. Turn some behaviors into your habits to correct them, just as an English teacher asks you to read model essays to cultivate a sense of language. Doing more papers will cultivate a feeling of doing papers. There are almost so many questions every time, and if you do less, you will feel that something is wrong.
8. All of the above require you to be diligent, listen carefully in class, try to understand what the teacher says, just do exercises after class, and read books to learn new knowledge by yourself, which will take several times.