Question

Найти значения выражений (65-49)+(84-36);90-(53-17-18); 85-(38-9)+24

Answer 1

(65 - 49) + (84 - 36) = 16 + 48 = 64
90 - (53 - 17 - 18) = 90 - 18 = 72
85 - (38 - 9) + 24 = 85 - 19 + 24 =85 + 5 = 90