8,16:(1,32+3,48)-0,345
8.16/(1,32 + 3,48)-0,345=1,355 1,32 + 3,48=4.8 8.16/4.8=1.7 1.7-0.345=1.355
1,32+3,48=4.8 8.16/4.8=1.7 1.7-0.345=1.355