15+11=

27+16=

45-22=

21+29=

47-10=

11+13=

43-43=

25+18=

29+13=

0+45=

10+21=

37+5=

16+19=

23+20=

27-20=

21+11=

32-24=

32+8=

39-25=

12+10=

50-8=

49-8=

45-43=

11+19=

29+13=

5+22=

36-8=

47-37=

4+35=

35-0=

16+20=

3+29=

21-5=

45+5=

41-8=

42-31=

39-39=

31+6=

35+15=

47-44=

21-5=

24+21=

24-17=

29+19=

31+12=

35+7=

0+37=

14+9=

43+2=

37-22=