(     )-23=2

34-(     )=11

(     )-35=6

(     )-15=27

(     )-9=20

37-(     )=8

(     )-21=19

39-(     )=27

(     )-16=11

(     )-24=1

(     )-31=4

48-(     )=47

(     )-28=22

(     )-0=32

42-(     )=40

40-(     )=20

46-(     )=4

(     )-10=24

(     )-2=20

48-(     )=28

(     )-23=3

(     )-6=22

48-(     )=26

29-(     )=8

33-(     )=15

(     )-21=15

43-(     )=24

(     )-26=16

(     )-27=14

27-(     )=21

(     )-10=29

(     )-0=23

49-(     )=27

(     )-32=10

42-(     )=10

(     )-5=39

34-(     )=19

(     )-9=37

50-(     )=6

(     )-0=29

(     )-26=19

42-(     )=30

38-(     )=4

46-(     )=46

(     )-22=27

(     )-28=17

(     )-23=21

(     )-1=23

26-(     )=21

(     )-10=29