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МАТЕМАТИК 2-Р АНГИ
/ тэгшитгэл бодох арга зүй /
ЗАДЛАН
ШИНЖЛЭХ

ХЭРЭГЛЭХ

БҮТЭЭХ
ҮНЭЛЭХ
ӨӨРИЙГӨӨ
БАГШААС
БУСДЫГАА

Тулгуур
дохио
хийх

ТЭГШИТГЭЛ
ТЭГШИТГЭХ
ТЭНЦҮҮЛЭХ

Нуугдсан
тоог олох

ОЙЛГОХ
ТОГТООХ
Тооны
бүтэц

Том нэгж
жижиг
нэгж

/үл мэдэгдэх
тоог олох/

БАГА БОЛОВСРОЛЫН БАГШ
Н.МӨНХСҮРЭН
БҮГДЭЭРЭЭ
ХАМТДАА
МАШАД
ТУСАЛЦГААЯ
ТОГТООХ
/ ТООНЫ БҮТЭЦ /

5

0 1 2 3 4 5
* * * * * *
7 0123456
* * * * * * *
9 01234567
* * * * * * * *
ОЙЛГОХ

ТОМ НЭГЖ / их тоо/

ТОМ НЭГЖ / их тоо/

8

ТОМ НЭГЖ / их тоо /

?
5

7

?

ЖИЖИГ НЭГЖ
/ бага тоо/

ЖИЖИГ НЭГЖ
/ бага тоо /

4

6

ЖИЖИГ НЭГЖ
/ бага тоо /

5

ЖИЖИГ НЭГЖ
/ бага тоо /

3

?
ЖИЖИГ НЭГЖ
/ бага тоо /

8

ЖИЖИГ НЭГЖ
/ бага тоо /

6

2

3

4
7

5

4

3

3

2
ХЭРЭГЛЭХ
?

7
2

4

?

7

3

3
8

5

4

?
5

6

?

?
2

?

6

?

9
3

1

?

?

3

7
Задлан шинжлэх

ТЭНЦҮҮЛЭХ

5
9-?
ТЭГШИТГЭХ

9-?=5
?=9-5
?=4
МЭДЭГДЭХГҮЙ ТОО
НУУГДСАН ТОО

ТЭГШИТГЭЛ

САНАСАН ТОО

ҮЛ МЭДЭГДЭХ ТОО

ТЭГШИТГЭХ
ТЭНЦҮҮЛЭХ

а,в нь ямар нэг тоо,Х
ньхувьсагч байх
ах=хэлбэрийн тэнцэтгэлийг
тэгштгэл гэнэ.
Тэгштгэлийн шийд
олох,эсвэл шийдгүйг
нотлохыг тэгштгэл бодох
гэнэ.
ҮНЭЛЭХ
3-Р АЖИЛ

1-Р АЖИЛ

7

2-Р АЖИЛ

2

?–5=4

5 +? = 10

4 5
8
6

?–3=6

3+?=9

8-?=2

?+4=8

7-?=3

? + 6 = 10
БҮТЭЭХ

б +б = И
б=И-б
И – б =б
б = И- б

б + б =И
б=И-б
И-б=б
И =б + б
ЯМАР МУНДАГ ХҮҮХДҮҮД ВЭ?

• БАЯР ХҮРГЭЕ!

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