4+16

(a)  

8-5

(a)  

20-7

(a)  

12-2

(a)  

4+9

(a)  

1+1+1+1

(a)  

8+8

(a)  

13-9

(a)  

10+5

(a)  

Ha van 3 al-mát és még esz-ek 2 al-mát me-nyi ma-rad

(a)  

17-5

(a)  

20-9

(a)  

17+3

(a)  

20+20

(a)  

7+9

(a)  

3+9

(a)  

4+8

(a)