Răspuns :
(64 : 8) + 6 = 14
(27 : 3) + 1 = 10
(5 : 1) + 6 = 11
(81 : 9) + 9 = 18
(18 : 2) - 5 = 4
(45 : 5) - 6 = 3
(27 : 3) + 1 = 10
(5 : 1) + 6 = 11
(81 : 9) + 9 = 18
(18 : 2) - 5 = 4
(45 : 5) - 6 = 3