“Composition of number 4” GCD in the preparatory group for school


Preparatory group. Senior preschool age. Children 6-7 years old

Notes on FEMP using the author's manual "Voskobovich's Games" with children of the preparatory group "Composition of the number 10" Notes on FEMP using the author's manual " Voskobovich's Games "

with children of the preparatory group.
Full name of teacher: Chernyshova O.V. Preschool educational institution: MBDOU "Khomutovsky kindergarten"
Program objectives: 1. Introduce the
composition of the number 10 from units . 2. Continue learning to find the previous number ...
Summary of the game situation for FEMP “Recognize the hero of the fairy tale. Composition of the number 10 from units" (preparatory group) Municipal budgetary preschool educational institution "Kindergarten No. 137"

Summary of a game situation on the formation of elementary mathematical concepts in children Topic:
“Get to know the hero of a fairy tale”
preparatory group Nizhny Novgorod region, Dzerzhinsk 2021...

MAGAZINE Preschooler.RF

Lesson summary for the preparatory group “Composition of the number 5”

Goal: to introduce children to the composition of the number five from two smaller numbers.

Tasks:

  • introduce the composition of the number 5, that it consists of two smaller numbers
  • strengthen the ability to name the number “one more”
  • develop attention and memory, logical thinking.

Materials and equipment: multimedia presentation, three hoops, balls for each child with circles depicted on them, a large ball, a math set for each child.

Progress of the lesson:

Educator: Hello guys, please listen to the poem.

Let's guys learn to count! Remember everything that without an accurate count, no work will move forward. Without an account there will be no light on the street,

Without counting, the rocket won't be able to rise, And the kids won't be able to play hide and seek. Get to work guys quickly, learn to count so as not to lose count.

Tell me, what are we going to do today?

Children: Let's count.

Educator: That's right. But first I suggest you play. I will throw the ball and call the number, throwing the ball back to me, you will call the number one more. Three... (four), five... (six), eight... (nine), etc.

Game “Throw the ball and call the number”

Educator: Well done guys. Now let's go to the tables.

In front of each child there is a set of geometric shapes on the table.

Educator: Please look at the board (red squares appear on the screen one by one). Let's do the math with you.

The teacher and the children count squares 1, 2, 3, 4, 5.

Educator: Okay. Place 5 red squares in front of you.

Children lay out squares in front of them.

Educator: Now let's replace the last square with a yellow square. (Children change squares on the interactive board as desired) How many red squares are there in a row?

Children: Four.

Educator: How many yellow squares?

Children: One.

Educator: How many squares are there in total?

Children: There are five squares in total.

Educator: That's right. Four and one, and a total of five. Now count out three red squares and place them under the squares of the first row.

At this time, a number of squares are also displayed on the screen.

Educator: Now count out two yellow squares and place them next to the red ones. How many red squares?

Children: Three.

Educator: How many yellow squares?

Children: Two.

Educator: How many squares are there in total?

Children: There are five squares in total.

Educator: That means three and two, and a total of five. Now count out two red squares and place them under the squares of the second row. Fine. And three squares of yellow color and put them next to the red ones. How many red squares?

Children: Two.

Educator: How many squares are yellow?

Children: Three.

Educator: That means two and three, and a total of five. Now count out one red square and place it under the squares of the third row. Fine. And four squares of yellow color and put them next to the red one. How many red squares?

Children: One.

Educator: How many yellow squares?

Children: Four.

Educator: Correct. One and four, and a total of five. Now let's repeat all the options for the composition of the number 5.

Children: Four and one, three and two, two and three, one and four.

Educator: Absolutely right. Now I suggest you play a little.

Outdoor activity “Playing with apples”

There are hoops on the floor, at a distance from each other, with numbers in them (3, 4, 5). There are apples in the basket with circles (3, 4, 5) glued on them. At the teacher’s command, the children take any apple and start running to the music. As soon as the music stops playing, the children find the hoop with the desired number and stand near it. The game is repeated 2 - 3 times.

Educator: Well done guys. Oh, what is this on our screen?

Children: House.

A house with the number 5 appears on the screen.

Educator: Guys, let's remember what smaller numbers the number five consists of.

Children take turns calling to the multimedia board and clicking on empty windows located on the floors of the house.

Educator: You guys all did well today. What did we learn about today?

Children: About the fact that the number five consists of two numbers: 4 and 1, 2 and 3, 3 and 2, 1 and 4. Educator: Well done guys.

Next >

A technique for familiarizing yourself with the composition of a number from two smaller numbers and the decomposition of a number into two smaller ones.

In terms of preparing children for the activity of calculation, it is necessary to introduce them to the composition of a number from 2 smaller numbers. This task is considered one of the most important
in preparing
children for
computing activities.
Children are introduced not only to decomposing a number into 2 smaller numbers, but also to obtaining a number from 2 smaller numbers. This helps children understand the features of a sum as a conditional combination of 2 terms.

Children are shown all the options for the composition of numbers within the heel.

The number 2 is 1 and 1,

3 is 2 and 1, 1 and 2,

4 is 3 and 1, 2 and 2, 1 and 3,

5 is 4 and 1, 3 and 2, 2 and 3, 1 and 4.

PREPARATORY WORK:

operations with sets of objects, creating a set from a subset, dividing sets into subsets, comparing them with each other.

PRIMARY GOAL

: Children's awareness of how a number can be formed from other numbers by analyzing how a set can be formed from parts.

MATERIAL

: discrete quantities, geometric figures, objects.

REQUIREMENTS:

  • gradualism (start with numbers 3, 4.5...),
  • do not memorize the composition, but teach to understand the method of action,
  • use subject, symbolic, verbal and graphic models,
  • show ALL possible options for decomposing a number into two smaller ones (using the formula n-1, where n is a natural number).

WORK METHODS

(for number 3)

The teacher lays out 3 circles of the same color in a row on a typesetting canvas, asks the children to say how many circles there are, and indicates that in this case the group is made up of 3 red circles: 1, 1 and 1 more. “A group of 3 circles can be made up differently,” says the teacher and turns the third circle back. “How is the group composed now?” - asks the teacher. Children answer that the group is made up of 2 red circles and 1 blue circle, and in total - of 3 multi-colored circles.

The teacher concludes that the number 3 can be made up of the numbers 2 and 1, and 2 and 1 together make 3. Then he turns the second circle back, and the children tell him that the group is now made up of 1 red and 2 blue circles. Summarizing the children's answers in conclusion, the teacher emphasizes that the number 3 can be composed in different ways: from 2 and 1, from 1 and 2. This exercise clearly reveals the composition of the number, the relationship between the whole and the part, so it is advisable to begin introducing children to the composition of numbers with it .

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(for number 5):

1.

The teacher lays out 5 circles of the same color, on the reverse side the circles have a different color (for example, red and blue). Find out how many circles there are and how they are similar.

Turn over the first circle, clarify: how many blue ones? how many red? how many circles are there in total? How many blue and red circles did you take to make 5 in total? Find out how the number 5 came about:

1 yes 4, 2 yes 3, 3 yes 2, 4 yes 1

2.

The bear asked the bear cub to bring 5 mushrooms from the forest. These should be boletus and porcini mushrooms. Show how the little bear can make a group of these mushrooms.

3.

5 flowers should be planted in 4 flower beds, and roses and tulips should grow in one flower bed. How can this be done differently?

4.

Arrange 5 pyramids on two shelves. How can I do that? (2.3; 3.2; 4.1; 1.4)

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5.

Divide 5 pencils between two children. In how many ways can this be done? (four)

6.

I have 5 buttons in both hands.
How many buttons can there be in each hand? If there are 3 on the right, then how many on the left? (two) (children perform this task based on clear ideas about the composition of the number 5; if there is difficulty, suggest using an object model, for example, sticks, in order to restore the decomposition option: count 5 sticks , put 3 aside and see how many are left in the other group).
7.

Working with number figures: there are only 5 circles on the card, how many can you see? How many did I close? (three)

8.

Divide 5 triangles into two groups in different ways: (1.4; 2.3; 3.2; 4.1)

9.

Fill in the empty circles, “houses”: (2 in the circle and 1.4; 2.3 in the table)

5
1
3

5

10.

Circle the numbers that make up the number 5:

1, 4, 3, 4, 1, 5, 2, 4, 1, 3, 2

Sample:

1, 4 3, 4, 1, 5, 2, 4, 1, 3, 2

To consolidate children's knowledge about the composition of a number from 2 smaller numbers

use a variety of
exercises with objects and models of geometric shapes
.

Children are offered story-challenges

, For example:

“There were 3 swallows sitting on the top wire, 1 swallow moved to the bottom wire. How many swallows are there in total? How are they sitting now? How can they still sit?” (Swallows on the typesetting canvas are transplanted from wire to wire.)

Or: “Vera was given 4 pencils. She shared with Anya. How could she separate the pencils?

Tasks are given for the same purpose.

: one child take 3 pebbles (acorns) in both hands, and the rest guess how many pebbles he has in each hand; divide a group of 3 (4, 5) toys between 2 children; draw 2 types of shapes, for example circles and squares, 4 shapes in total; It is useful to look at number figures with children, in which the circles are divided into 2 groups.

Having completed one or another task, each time the children talk about what 2 groups the set is divided into, how many objects are included in it, and make a generalization about the composition of the number from 2 smaller numbers. For example, a child says: “I took 2 green and 1 yellow ribbon, and there are 3 ribbons in total. The number 3 can be made from 2 and 1; 2 and 1 together make 3."

It is important to teach children to construct answers differently

: go both from the particular to the general and from the general to the particular: “In total, I drew 4 shapes: 3 squares and 1 oval shape.”

It is equally important to encourage children to establish a relationship between the whole and the parts, that is, to draw a conclusion about the composition of the number: “The number 4 can be made from 3 and 1; 3 and 1 together make 4."

To bring children to a generalization

they are given
the following tasks
: the teacher shows a card on which from 3 to 5 objects are depicted, but he closes some of them and says: “There are 4 bunnies drawn on the card. Guess how many bunnies I closed.”

The teacher takes 2 number figures, shows one of them, for example with 3 circles, to the children, and turns the second one to them with the reverse side and asks: “How many circles are on an inverted card, if there are 5 circles on 2 cards together? How did you guess?

You can encourage children to find examples in the group room of dividing numbers into 2 groups.

. For example, in a group room there may be 2 cabinets with toys and 1 with manuals, but 3 cabinets in total; 2 big bears and 3 small ones, for a total of 5 bears, etc.

Familiarity with the composition of a number from 2 smaller numbers provides the transition to teaching children to calculate.

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