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Third-grade mathematics people's education edition e-book
Third-grade mathematics people's education edition e-book website third-grade e-book

What is mathematics?

Mathematics is a tool that comes from life and returns to life. In the distant universe, in the experiments of scientists, in the daily life of ordinary people like us, and even in our short ten minutes between classes, there is mathematics.

Therefore, mathematics is the golden egg for improving our quality of life. It is with this understanding that the concept of "mathematics is life and life is mathematics" can be constructed.

What do you study in primary school mathematics?

Know numbers and figures in the first grade; Learn to watch the clock; Master simple addition and subtraction. The second grade knows the length unit, position and direction: simple multiplication and division method: initial contact angle.

The comprehensive application of knowing the quality unit in grade three and holding the rectangle in class: the contact calculation in grade three intersects with the contact in grade three in parallel, and the contact multiples and factors of irregular figures in grade three are known; Conduct the basic study of statistics. The fifth grade is initially exposed to negative numbers and decimals: understanding the basic operations of decimals and fractions: understanding equations.

In the sixth grade, master the four operations of fractions, know cylinders and cones, and understand positive and inverse proportions. Core content:

The only core subject of primary school mathematics science is natural numbers.

How to learn primary school mathematics?

The learning content of primary school mathematics is designed according to the growth law of children. With the improvement of children's cognitive level, it is getting deeper and deeper, from simple to difficult. The content of primary school mathematics is relatively simple, so children's math scores in primary school do not show much difference, and only in junior high school will there be differentiation.

Therefore, the academic performance in primary school needs to be accurately tested in junior high school, so parents should not pay too much attention to the academic performance and scores of primary school students, but should help children analyze the causes of mistakes through the results, thus improving the learning effect.