Jawablah pertanyaan-pertanyaan di bawah ini dengan memilih jawaban yang paling tepat!

11 + 9 = ...
21

19

18

20

8 + 8 = ...
15

16

18

17

6 + 6
11

13

12

14

15 + 7 = ...
21

23

22

20

12 + 8 = ...
22

19

21

20

9 + 9 = ...
16

18

19

17

9 + 7 = ...
16

17

15

18

12 + 6 = ...
17

19

18

20

10 + 6 = ...
17

18

15

16

11 + 7 = ...
20

17

19

18

7 + 9 = ...
17

16

15

18

14 + 6 = ...
20

18

19

21

13 + 7 = ...
18

21

19

20

6 + 8 = ...
16

15

13

14

7 + 7 = ...
14

16

13

12

8 + 6 = ...
16

13

15

14

13 + 9 = ...
20

21

23

22

14 + 8 = ...
24

20

22

21

10 + 8 = ...
19

20

18

16

9 + 15 = ...
26

24

23

22