(     )-40-0=4

(     )+1+2=50

24-(     )-2=22

(     )-30-2=0

13+(     )+3=45

23+(     )+0=50

(     )+28+1=46

48-(     )-11=16

36+(     )+2=49

(     )-7-17=18

(     )-5-13=12

21+3+(     )=30

(     )+2+1=48

(     )-15-5=24

4+32+(     )=46

35+11+(     )=47

42+(     )+0=49

(     )+7+8=38

(     )+23+1=47

43-(     )-13=15

11+11+(     )=48

36-(     )-11=4

15+(     )+9=45

26+23+(     )=50

5+12+(     )=35

(     )-44-5=0

40-18-(     )=3

47+0+(     )=49

(     )-35-7=8

44-17-(     )=1

37-24-(     )=13

42+1+(     )=43

25-(     )-1=3

(     )-13-5=15

(     )+38+2=50

(     )-23-3=14

33-(     )-12=7

(     )+11+0=33

34-(     )-3=18

(     )+30+4=50

(     )-11-14=2

35-(     )-2=11

16+9+(     )=30

39-14-(     )=1

(     )-8-5=20

(     )+6+10=29

(     )-5-7=25

(     )-4-20=7

(     )+13+16=50

30-(     )-10=9