Apasati pe imagine si va rog.. Faceti tot ex!! Multumesc

Răspuns:
A)27-9:(64-32-16-8-4-2-0)=
27-9:2=18:2=9
B)(78.125 + 15.625 + 3.125) : 15.625 + 4.782.969 : 59.049=
96.875 : 15.625 + 4.782.969 : 59.049=
6,2 + 81=87,2