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How to do math problems correctly and efficiently
This is my experience in learning mathematics in recent years, and I rely on it to keep good grades!

1: Prepare 5 notebooks, an exercise book, a notebook, a draft book, a drawing book and a wrong title book. The exercise book is mainly to remember the mistakes, classics and questions that the teacher said in class. Notebook is to remember the important words and formulas that the teacher said. The draft is needless to say. Draw a picture book (very worth mentioning). If you can't find some clues about equations and geometric problems at the moment, you can draw a Zhang Chu's quantitative relationship diagram, line segment diagram and radiation diagram in the book, as long as you can understand it yourself. Read the questions you don't understand for several times, find ideas slowly, and write out the known and unknown conditions in drawing step by step. Wrong question book (very useful since primary school) You can record all the questions that are easy to make mistakes in the exam, the questions that you can't answer (ask the teacher for answers), and the questions that you often make mistakes but forget how to do them, but it is very important not to remember some questions that you know are careless and wrong, including some calculations, as long as you master the methods. So as not to delay your review time. When reviewing, you can take it out every once in a while and get into the good habit of remembering the wrong questions (this is not difficult), so that you can know where your weaknesses are and review more before the exam.

2. Examination tips

In the exam, the questions that can't be done are put at the end. If you really can't do it, then don't do it. Check the previous questions.

If you can't find the right answer to the multiple-choice question, don't choose it randomly. Usually, there are four options. If you choose at random, the correct probability is only 25% (usually you won't get it right). So, first think about it according to your own ideas, calculate it and see if there are any similarities. If it really doesn't work, cross out the most impossible answer (there will be at least one, right? In this way, the correct probability is greatly improved.

Application questions are particularly important. Paper A is usually simple, but if there is something wrong with the calculation, you will lose a lot of points, so check it more. If you can't do application problems, mark the conditions with a pencil, clear your mind, think about the related problems you have done, find the conditions, find the problems, associate them with the given numerical conditions, and apply formulas? Inverse formula? Math problems are slowly compiled from formulas.

Finally, I'd like to remind you to use your brains, calculate the relationship between price and weight in shopping malls, and do more math problems. In short, your brain is more flexible, not too hard. Everyone is the same. It's really not possible to start from the basics. It takes a holiday to start over. In short, success is earned by sweat. It doesn't matter if you don't find a teacher. Everyone pays the money without asking, hehe ~ ~ Come on ~ ~