Ответ:\(2 \cdot 9 = 18\)\(6 \cdot 2 = 12\)\(14 : 2 = 7\)\(16 : 8 = 2\)\(60 - (37 - 7) = 60 - 30 = 30\)\(89 - 56 + 20 = 33 + 20 = 53\)Ответ: 18; 12; 7; 2; 30; 53.