matematika 3-g

kasr

10

2/2

1

200

8/2

4

300

4/2

2

400

x^2- y₂

45

qo'shish

10

2+2

4

200

5+6

11

300

6+6

12

ayirish

10

2-2

0

200

6-3

3

300

32-4

28