3+(     )=19

(     )+12=18

13+(     )=17

18+(     )=20

(     )+3=18

7+(     )=13

(     )+1=20

(     )+15=15

(     )+14=20

(     )+11=11

6+(     )=14

(     )+3=17

17+(     )=17

(     )+4=13

0+(     )=20

(     )+0=16

(     )+10=11

13+(     )=20

2+(     )=18

13+(     )=18

14+(     )=19

(     )+18=18

(     )+2=18

5+(     )=20

10+(     )=18

18+(     )=20

11+(     )=15

(     )+17=17

(     )+1=20

(     )+6=19

(     )+1=17

8+(     )=18

15+(     )=18

(     )+0=14

(     )+9=16

14+(     )=20

(     )+4=17

(     )+8=19

1+(     )=18

(     )+6=19

4+(     )=20

17+(     )=19

4+(     )=11

4+(     )=14

(     )+11=14

(     )+12=20

0+(     )=20

(     )+12=19

(     )+11=13

9+(     )=13