6. 60 - 18 44 + 26

Решение: $$60 - 18 = 42$$ $$44 + 26 = 70$$ $$47 + 16 = 63$$ $$54 - 19 = 35$$ $$90 - 25 = 65$$ $$50 + 38 = 88$$ $$100 - 88 = 12$$ $$40 - 26 = 14$$ Ответ: 42, 70, 63, 35, 65, 88, 12, 14