49-34=

23-7=

46-27=

46-4=

31-3=

49-29=

49-2=

36-27=

49-19=

38-13=

21-5=

32-2=

38-5=

38-3=

21-7=

29-7=

33-19=

24-23=

27-5=

33-17=

46-15=

40-8=

31-5=

43-12=

49-12=

21-4=

21-19=

21-10=

41-24=

29-24=

45-45=

43-6=

36-28=

39-24=

37-12=

27-8=

46-44=

44-40=

46-2=

22-16=

50-43=

32-1=

30-14=

39-3=

33-13=

34-8=

23-16=

35-23=

30-21=

41-27=