49-45=

25-11=

26-12=

33-5=

31-10=

30-23=

35-13=

21-17=

24-8=

34-13=

30-2=

49-7=

24-9=

48-7=

47-1=

27-1=

36-28=

25-3=

37-20=

21-12=

30-28=

37-8=

43-21=

39-20=

41-18=

47-46=

26-14=

40-34=

39-24=

47-35=

50-17=

38-33=

42-33=

42-7=

49-17=

43-18=

21-5=

33-17=

31-23=

48-5=

29-13=

38-1=

32-29=

27-8=

44-0=

50-9=

27-2=

21-10=

31-8=

39-26=