7. Выполнить действия. 34 + 66 = 70 - 28 = 16 + 39 = 81 - 36 = 43 + 54 = 92 - 68 = 18 + 82 = 23 + 49 = 68 + 22 =

$$34 + 66 = 100$$ $$70 - 28 = 42$$ $$16 + 39 = 55$$ $$81 - 36 = 45$$ $$43 + 54 = 97$$ $$92 - 68 = 24$$ $$18 + 82 = 100$$ $$23 + 49 = 72$$ $$68 + 22 = 90$$