1. Look , find and write.
 

 
 
2.Complete.
 

3. Colour  the answers
    7, 9, 11, 15 vői 16.

11 - 1

13 - 7

19 - 4

18 - 3 

14 - 8

12 - 5

18 - 6

14 - 7

12 - 8

6 + 5

7 + 9

20 - 6

4 + 9

11 - 8

8 + 9

7 + 7

19 - 5

13 - 4

11 - 4

12 - 3

6 + 6

8 + 8

15 - 4

7 + 8