Qo'shishni bajaring
34+16
50
46-26
20
3×6
18
100+34
134
47-67
-20
5×8
40
63+17
80
89-19
70
5×9
45
3a+a
4a
45b-5b
40a
5a×5
25a
4+3a+4a
4+7a
43b-23b
20b
6b×5
30b