(     )+5=17

(     )+6=15

(     )+6=14

(     )+12=18

(     )+4=15

(     )+11=20

(     )+14=16

(     )+7=13

(     )+2=13

(     )+1=18

(     )+0=17

(     )+12=19

(     )+15=17

(     )+10=17

(     )+0=15

(     )+11=16

(     )+14=20

(     )+2=12

(     )+16=20

(     )+4=20

(     )+0=19

(     )+13=14

(     )+10=15

(     )+9=18

(     )+4=13

(     )+11=15

(     )+0=18

(     )+1=17

(     )+17=20

(     )+2=15

(     )+1=15

(     )+1=19

(     )+4=19

(     )+6=11

(     )+13=15

(     )+13=15

(     )+5=13

(     )+10=20

(     )+1=20

(     )+0=18

(     )+20=20

(     )+12=15

(     )+1=20

(     )+6=18

(     )+4=18

(     )+18=20

(     )+10=18

(     )+2=14

(     )+13=18

(     )+6=15