Răspuns:
Explicație pas cu pas:
14/15-[1 6/90-19/6+(9/10-1/3)}=14/15-[16/15-19/6+(27-10)/30]=
=14/15-(16/15-19/6+17/30)=14/15-(32-95+17)/30=14/15+46/30=14/15+23/15=37/15