Răspuns :
9-8ori{76-5/[4+3ori(3-2)]}=9-8ori{76-5/[4+3ori1]}=9-8ori{76-5/7}=9-8ori75,285714=9-602,285712=593,285712
a) 8+9×{76-5×[4+3×(2-1)]}=
8+9×[76-5×(4+3×1)]=
8+9×(76-5×7)=
8+9×(76-35)=
8+9×41=
8+369=377
8+9×[76-5×(4+3×1)]=
8+9×(76-5×7)=
8+9×(76-35)=
8+9×41=
8+369=377