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The differences between elementary and junior high school math are:
Primary Mathematics focuses on laying the foundation of mathematics. Therefore, its content is mainly the relationship between numbers and numbers; various quantities and measurement methods; all kinds of basic operations, basic quantitative relations; Basic graphical understanding and simple perimeter, area and volume calculations; as well as simple algebra knowledge, etc.
Junior high school mathematics focuses on cultivating students' mathematical ability, including numeracy ability, self-learning ability, problem analysis and problem-solving ability, abstract logical thinking ability, etc. In the content, the complex plane geometry knowledge is added, the algebraic knowledge is systematically learned, and the equations are used to solve practical problems. Numbers are extended to rational numbers, real numbers; There are also simple primary and quadratic functions.
Mathematics is a rigorous and logical subject, so if you want to learn mathematics well, you must first memorize the basic concepts and principles, theorems, formulas, and laws of mathematics. These are the cornerstones of the mathematical edifice. It is the key to learning mathematics well.
The second is to have confidence and believe that you can learn mathematics well, so that you will not back down when you encounter difficulties, and it is possible to learn well if you don't back down.
Third, it is necessary to learn the textbooks. In fact, the exercises in the various workbooks are variations of the example problems in the textbook, so it is very important to learn the textbook well. When you encounter difficulties, figure out which part of the knowledge it is, then find the knowledge and example problems in the textbook, read them repeatedly, and compare them with the problems to find ideas for solving the problems.
Either way, it must be based on personal hard work and ideas. Without personal active learning, any approach is empty talk.
I hope mine can be helpful to you. When you make it fun to study math, that's the day you make progress in math.
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Learn about charts, circles, sectors, rectangles, rectangular cones. The goal for the next semester is a perfect score!
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First, the focus is differentPrimary mathematics focuses on laying the foundation of mathematics, while junior high school mathematics focuses on cultivating students' mathematical ability, including calculation ability, self-learning ability, problem analysis and problem-solving ability, abstract logical thinking ability, etc.
Second, the difficulty of the content is differentIn junior high school mathematics, complex plane geometry knowledge is added to the content, algebraic knowledge is systematically learned, and equations are used to solve practical problems. Numbers are extended to rational numbers, real numbers; There are also simple primary and quadratic functions. The learning content of junior high school mathematics has increased, deepened, become more difficult, and more demanding.
Third, the amount of knowledge is differentThe amount of mathematics knowledge in junior high school is increased, the learning time is short, and the speed is fast. Elementary school mathematics 6 years to learn some basic mathematics, and junior high school three years 6 books, in fact, two and a half years to complete, to squeeze out half a year for the high school entrance examination review.
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Basically, it is a little bit of improvement in primary school mathematics, which will be more difficult in terms of mixed operation equations and the classification of numbers.
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Summary. It is related that primary school mathematics is the foundation of junior high school mathematics, and it will not be too difficult to learn junior high school if it is learned well in primary school. Primary Mathematics focuses on laying the foundation of mathematics.
Therefore, its content is mainly the relationship between numbers and numbers; various quantities and measurement methods; all kinds of basic operations, basic quantitative relations;
Basic graphical understanding and simple perimeter, area and volume calculations; as well as simple algebra knowledge, etc.
Is there a correlation between middle school math and elementary school math?
It is related that primary school mathematics is the foundation of junior high school mathematics, and it will not be too difficult to learn junior high school if it is learned well in primary school. Primary Mathematics focuses on laying the foundation of mathematics. Therefore, its content is mainly the relationship between numbers and numbers;
various quantities and measurement methods; all kinds of basic operations, basic quantitative relations; Basic graphical understanding and simple perimeter, area and volume calculations;
as well as simple algebra knowledge, etc.
Is it a big deal. Numbers, and the relationship between numbers. various quantities and measurement methods;
all kinds of basic operations, basic quantitative relations; Basic graphical understanding and simple perimeter, area and volume calculations; Simple algebra knowledge, etc., I understand that my brain is blank when doing questions, and I can learn it well in junior high school in this situation.
It's not too big, but elementary school math is also very important, and if you learn it well in primary school, you will feel very simple in junior high school math, after all, junior high school math is a little more than primary school math.
As long as you study hard and work hard, you can learn well.
I was okay in math in junior high school.
Can you recommend a teaching aid?
High school math can also be improvised.
First of all, you have to look at it according to your own situation, knowledge points are very important, it depends on whether you know these, as well as mathematical formulas, these two are very important, do you know all of these?
I will give you a recommendation based on your specific situation.
The basics are all known.
The basic knowledge is good, and the next thing is to use it proficiently, you can buy some math problems, and you have time to do it, so that you can improve your grades, remember, you must do more practice problems in mathematics.
Is the political history of the seventh grade open-book, and is it necessary to buy teaching aids.
It's not open-volume.
It depends on your school.
The school we went to was not open-book.
The teaching materials depend on your academic performance, and the seventh grade is still very simple.
Do you need to buy teaching aids for political history or memorize them yourself?
I suggest that you memorize it yourself, you must know the knowledge points first, and then do the questions, if you don't know the knowledge points, you still won't do it if you buy the materials.
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Primary school mathematics is more focused on arithmetic ability, which is a basic thing, and du is like an English word. Middle school math is more dao
The focus is on turning life's problems into math problems, and the arithmetic skills learned in primary school provide the way to solve math problems, just as English words provide a way to further learning English. But secondary school mathematics is not a simple combination of primary school mathematics.
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The knowledge of mathematics in primary school is relatively simple, and it is enough to understand some knowledge and pay attention to students' operations, while junior high school mathematics is more difficult and pay attention to students' thinking ability.
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Elementary school mathematics is easy to understand, while junior high school mathematics is more abstract and difficult to understand.
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The difference is comparative, the mathematics in primary and secondary schools is relatively simple, and it will go up a grade in junior high school, and it must be learned well in primary school in order to be easy to learn in junior high school.
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In fact, cultivating children's learning habits and learning methods is the most important thing, and everything else is auxiliary means.
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Junior high school is even more difficult, and you need to have thinking and integrity.
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There will be a big generation gap between primary school mathematics and junior high school mathematics, it is difficult to accept that primary school mathematics is mainly algebraic numbers and equations, and geometry is also very important, but the algebraic equations and geometry of junior high school mathematics are not the same level as primary school mathematics, such as junior high school needs to use absolute values, root numbers and negative numbers, etc., the most important thing is a function (quadratic functions, inverse proportional functions, acute trigonometric functions), including some special operation formulas, such as perfect square formulas, square difference formulas, factorization, integer operations, Idempotent and so on, these are definitely not exposed in elementary school.
For example, there are more equations of inequality equations, binary linear equations, and one-dimensional quadratic equations, geometry is also geometry, and geometry is more about proving than calculating the area volume in elementary school, and it needs to be very flexible.
Therefore, the generation gap between primary school mathematics and junior high school mathematics is particularly large.
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It's more difficult.
That's a lot. One or two books are not enough.
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It doesn't matter, what you learn in elementary school is just some simple calculation methods, and the knowledge in junior high school is divided into several parts, and each piece will be practiced a lot, so Shenheng will not have any effect, as long as you study hard.
mathematics [English: mathematics, from the ancient Greek máthēma); Often abbreviated as math or maths], it is a discipline that studies concepts such as quantity, structure, change, space, and information.
Brief introduction. Mathematics is a general means for humans to strictly describe the abstract structure and pattern of things, and can be applied to any problem in the real world, and all mathematical objects are inherently artificially defined. In this sense, mathematics belongs to the formal sciences, not the natural sciences.
Different mathematicians and philosophers have a range of opinions on the exact scope and definition of mathematics.
In the historical development and social life of mankind, mathematics plays an irreplaceable role, and it is also an indispensable basic tool for learning and researching modern science and technology.
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