40+0=

22+3=

46-26=

22-20=

40+1=

43-41=

49-3=

20+11=

29-26=

25+3=

43-18=

18+24=

46-24=

33+17=

31-29=

34+6=

41-38=

39+1=

9+18=

31-31=

5+27=

24-4=

42+4=

14+20=

28-28=

14+32=

50-31=

34-32=

14+33=

34-18=

48-7=

17+29=

24+3=

25-17=

30+1=

23+10=

23+23=

18+19=

49-29=

41+0=

35-29=

41+8=

5+23=

40-0=

36+10=

12+23=

28-13=

38-15=

29+12=

21+13=