(2)42 + 1 =
(3)53 + 4 =
(4)27 + 18 =
(5)22 + 30 =
(6)58 + 26 =
(7)20 + 78 =
(8)66 - 48 =
(9)36 - 28 =
(10)32 - 10 =
(11)48 + 37 =
(12)56 + 7 =
(13)85 - 58 =
(14)31 - 30 =
(15)33 - 6 =
(16)43 + 22 =65
(17)42 + 1 =43
(18)53 + 4 =57
(19)27 + 18 =45
(20)22 + 30 =52
(21)58 + 26 =84
(22)20 + 78 =98
(23)66 - 48 =18
(24)36 - 28 =8
(25)32 - 10 =22
(26)48 + 37 =85
(27)56 + 7 =63
(28)85 - 58 =27
(29)31 - 30 =1
(30)33 - 6 =27
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