a) 5,4 + (16,1708 - (6,1708 + 8,185))
6,1708 + 8,185 = 14,3558
16,1708 - 14,3558 = 1,815
5,4 + 1,815 = 7,215
б) 24,08 - (50 - (40 - 5,03))
40 - 5,03 = 34,97
50 - 34,97 = 15,03
24,08 - 15,03 = 9,05
Ответ: a) 7,215; б) 9,05