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

$$34 + 66 = 100$$
$$70 - 28 = 42$$
$$16 + 39 = 55$$

$$81 - 36 = 45$$
$$43 + 54 = 97$$
$$92 - 68 = 24$$

$$18 + 82 = 100$$
$$23 + 49 = 72$$
$$68 + 22 = 90$$