12+(     )=20

3+(     )=16

2+(     )=18

6+(     )=20

10+(     )=20

5+(     )=17

6+(     )=16

16+(     )=18

15+(     )=19

7+(     )=11

4+(     )=14

15+(     )=20

2+(     )=14

19+(     )=20

3+(     )=18

10+(     )=14

17+(     )=19

9+(     )=11

4+(     )=19

0+(     )=16

16+(     )=17

2+(     )=17

2+(     )=14

8+(     )=17

15+(     )=19

1+(     )=17

3+(     )=13

3+(     )=20

12+(     )=12

12+(     )=19

4+(     )=14

18+(     )=20

18+(     )=18

0+(     )=16

13+(     )=20

15+(     )=16

18+(     )=18

18+(     )=20

6+(     )=17

14+(     )=17

12+(     )=17

17+(     )=17

3+(     )=17

13+(     )=13

10+(     )=11

13+(     )=14

3+(     )=14

6+(     )=20

7+(     )=17

0+(     )=19