Răspuns:
E=10/9•{5/2•[(2,15-1,15)•(0,64-0,2+28)]:(1 - 11/5 • 1/7)}
E=10/9•[5/2•(1•28,44):(1 - 11/35)]
E=10/9•5•1422/100•35/24)
E=711/9•35/24
E=79•35/24
E=115,208(3)