2 - 5 = 11 = 5 ; 5 + 3 ; 2 = 22 ;9 ; 3 = 9 + 2 ; 11 X 11 = 2 + 3 X

2

-

5

=

11

=

5

;

5

+

3

;

2

=

22

;

9

;

3

=

9

+

2

;

11

x

11

=

2

+

3

x