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If junior high school students want to learn mathematics well, then there is only one way, which is to practice more and contact the question types, only in this way can they better improve their mathematics scores.
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First, master the basic knowledge, if you don't even know the basics, then there is no way to go further. Second, do not review regularly, because knowledge is forgotten very quickly.
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The first thing to learn mathematics well is to solve problems, and doing more questions and summarizing more can help you improve. The second is computing ability, it is no exaggeration to say that some mathematics is a test of computing ability, so if you encounter a problem with calculation trouble in ordinary life, don't bypass it, and calculate it yourself.
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I will learn Chinese first, and I will be learning mathematics, so I will ask you a question and give you a piece of A4 paper, can you fold a square? As a full score in mathematics from childhood to adulthood, I will use the square as an example of the basic knowledge point of junior high school, I hope that after listening to it, you can realize where the core of learning mathematics is located, you save it, and let the child listen to it if you have the opportunity, and it will be very rewarding.
To draw inferences, the principle must be understood, I believe many people know, just fold it to get a square, why is it a square folded out like this, can you prove it? Many children can't answer here, and then I ask a series of questions, is the diamond a square? Is a parallelogram a rectangle?
Is a square considered a parallelogram? If there is a parallel source macro quadrilateral with equal adjacent edges, are all four of its sides equal? If there is a quadrilateral and its opposite angle is a right angle, is it rectangular?
Mengha, if you feel Meng, don't guess the problem first, because the more you brush, the more messy it is, it means that the understanding of the basic graphic nature is not familiar enough, and what you have to do at this time is three. bi li2 three brush questions, the first part is called Li concept, down-to-earth to each kind of graphics according to the corners, diagonals, symmetry to do analysis, induction, summary, to understand the relationship between them to contain and be included, pay attention not to be a ready-made summary, to list an air conditioner, a summary, and then to compare with the content of textbooks, reference books, I did not summarize or summarize the wrong is my own easy to make mistakes, marked out with a red pen, this is the easy point of confusion during the exam.
Draw examples, seriously draw each feature of ** on paper, especially the concept that is easy to make mistakes to draw out the rebate, for example, the diagonal is a right angle, the quadrilateral must be rectangular? Not necessarily draw out the rebate. Through this kind of interchange, the abstract concept is graphic.
What to brush the question? Brush the basic concept questions, my experience when I was in school was to ask my mother to help me buy all the tutorial books I could find on the market, and then I only brushed this piece of paper, brushed the multiple-choice questions and judgment questions of the basic concepts, and only brushed the properties and definitions that I had lost when I summarized them, so that I could do high-frequency repetition in a very short time and do the basic knowledge thoroughly.
At this time, you will find that when you get the real graphic problem, you can flip it, cut it, move it, calculate various definitions, properties, and graphic relationships, and you will be familiar with it and use it at any time. Du Mu said very well, learning is not to explore its flowers, to pull out its roots, what is said is to learn to know what it is, know why it is, simply rely on mechanical memory and blind brushing is not good at learning mathematics, must be independent reasoning, summarize the law, the so-called inference is here, the foundation is laid, in order to do whatever you want.
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For junior high school mathematics to re-understand, re-application can be carried out to brush the policy.
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Mathematics in junior high school is still relatively simple, you only need to listen carefully to the teacher's lectures, and complete the teacher's homework, do a loss can help you master the knowledge points of Kongtong well, if you feel that you are not very good at some weaknesses, you can also do more special training, for the improvement of mathematics scores, has a great help.
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Then you should learn some basic theoretical knowledge first, then memorize some formulas, do more exercises, and finally summarize your mistakes.
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1.To learn mathematics well, we must grasp the three "basics": the basic concepts must be clear, the basic laws must be familiar, and the basic methods must be proficient.
2.After completing the topic, you must carefully summarize and draw inferences from one another, so that you will not spend too much time and energy when you encounter the same type of problem in the future.
3.It is important to have a comprehensive understanding of mathematical concepts, and not to generalize.
4.The ultimate goal of learning concepts is to be able to use concepts to solve specific problems, so students should take the initiative to use the mathematical concepts they have learned to analyze and solve related mathematical problems. Or guess.
5.It is necessary to master the methods of solving various types of questions, consciously summarize them in practice, and slowly develop analysis habits that suit them.
6.It is necessary to take the initiative to improve the ability to comprehensively analyze problems, and analyze and understand with the help of text reading.
7.In the process of studying, we should consciously pay attention to the transfer of knowledge and cultivate the ability to solve problems.
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