7-(     )+14=16

(     )-7+0=7

12-10+(     )=10

5+10-(     )=15

9+10-(     )=11

5+8-(     )=9

(     )-5+14=15

11+6-(     )=17

0+(     )-4=16

5-(     )+6=11

11-10+(     )=17

19+1-(     )=20

(     )+15-15=4

(     )+13-7=9

17+0-(     )=17

10+3-(     )=12

9-(     )+10=18

8+(     )-9=11

(     )-5+9=17

18-2+(     )=18

(     )-2+9=11

(     )+4-4=10

6-(     )+15=15

1-0+(     )=18

9+(     )-1=12

(     )-2+5=12

(     )-0+4=17

(     )+8-5=6

17-9+(     )=16

3-0+(     )=18

(     )+5-2=18

(     )+5-5=12

(     )+6-1=11

9-6+(     )=16

20+0-(     )=20

2+(     )-0=15

11-(     )+10=14

(     )+1-1=13

(     )-0+7=12

17-9+(     )=14

19+(     )-1=19

(     )-3+5=16

(     )+4-0=13

(     )-1+4=13

9+(     )-1=16

6-(     )+10=15

20+(     )-0=20

(     )-8+15=17

9+10-(     )=10

3-(     )+16=19