50-42=

35-24=

47-2=

28-5=

39-5=

43-31=

32-23=

27+1=

23+26=

38-27=

42+6=

35+13=

48-24=

18+18=

20+20=

32-7=

49-24=

35+15=

13+16=

46+1=

40-27=

19+20=

28+9=

37+10=

5+19=

43+2=

30+6=

28+7=

33+14=

30-19=

22+17=

43+3=

42-33=

37-32=

6+38=

38-9=

47-13=

19+13=

47-36=

28+19=

22+26=

10+28=

31+14=

36-32=

32-31=

49+0=

50-18=

8+22=

29-17=

44-4=