62-21=

67-35=

51-49=

65-29=

98-23=

14+82=

3+83=

7+79=

99-68=

66-42=

17+66=

96-40=

34+33=

73-27=

87+10=

70+27=

1+85=

57-12=

89-20=

6+53=

73+23=

19+65=

27+50=

68-59=

16+75=

60-2=

83-54=

78-4=

61-30=

84-84=

58+18=

78-48=

80+12=

76-18=

82-2=

63-39=

60+0=

55-25=

62-38=

8+77=

87-20=

72+8=

59-42=

97-0=

98-56=

91+1=

53-22=

77-3=

25+75=

66-32=