Eight minus four equals four.

4 plus 4 equals 6+2, which equals 8.

You can show him the physical simulation operation.

+4 How to explain it clearly to children? Parents say children don't understand. Put two books first, then four books, which is +4.

It is equal to six books. Find something real, apples, peanuts and the like.

"Mathematics in the first grade of primary school: there are fewer apples than oranges. Who is less? " How to tell the children? Well, you pay attention to the result, but not to the process. You can find an apple and an orange to imitate this sentence for your child. You can say this and do this. You can hold an apple and say it's an apple and an orange, then touch them when you say it's a comparison, and then tell him the meaning of this sentence, so that your child can basically understand the meaning of each word. I'm sure your children can understand specific things. Now it's time for them to understand with a little abstraction.

How to teach children 1 the average number of math questions in the first grade of primary school? Combined with the specific situation, I know that an object or a number can be divided into several numbers on average, one of which can be expressed by a fraction, and the corresponding fraction can be expressed by the result of actual operation; Can read and write simple fractions and know their names.

2. Learn to use intuitive methods to compare the size of two scores with the molecule of 1.

3. Recognize that scores come from the actual needs of life, feel the connection between mathematics and life, and further cultivate curiosity and interest in mathematics.

How to tell the first grade children? Children are easy to understand. 10, 6, 5, 4, 0, 1, and 2 are put together.

Then it is divided into two categories, one is A greater than 5, and the other is B less than or equal to 5.

And then one by one,

Anything greater than 5 is put in.

Less than or equal to 5 is put in B.

Finally, it depends on the situation of a and B.

Isn't it easy to make it clear?

As we all know, children can't understand the math problems in the first grade of primary school. I'm sure parents must have seen the math problems in grade one. The math problems in grade one are easy to understand. A big reason why children can't read is that they don't know words and their vocabulary is too small. Even if they knew, they didn't know what it meant. In this case, they need to fill in the vocabulary, but we must understand that the child is only in the first grade of primary school and may not have adapted yet.

How to give children the idea of subtracting 90 from 98 in the first grade of primary school, inspired by physical objects, so that children can have more and less concepts in their minds. For example, take a book and let him know the concept of 65,438+00 sheets, 8 sheets, 90 sheets and 50 sheets, and let the children have several concepts about it, and then combine them.

How to explain the oral math problems in the first grade of primary school? Learn slowly

Math problem 5 ()=8, ()-8 = 2 How to teach children in the first grade of primary school Math problem 5 ()=8, ()-8 = 2 How to teach children.

5+ (3)=8,

( 10)—8=2

Let the children understand:

One addend = and-the other addend.

Subtraction = difference+subtraction

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Math () -5=2 in the first grade of primary school How to say that subtracting five equals two? That is to say, you gave your brother five apples, and you have two left. How many apples do you have?