40-32=

48-38=

45-28=

25-5=

31-31=

33-10=

38-8=

38-14=

38-7=

32-31=

22-1=

50-43=

43-8=

50-7=

33-32=

22-10=

27-5=

23-2=

30-3=

36-14=

48-15=

41-7=

34-15=

25-25=

24-8=

21-6=

33-10=

45-10=

46-22=

41-7=

48-16=

47-29=

25-25=

47-44=

32-13=

26-13=

38-23=

47-37=

23-21=

34-1=

45-16=

23-14=

50-13=

43-5=

41-32=

24-8=

40-12=

27-24=

27-25=

37-28=