(1/2+0,125-1/6)*(6,4:80/3)+1/8
(0,625-1/6)*(64/10:80/3)+1/8=(5/8-1/6)*(64/10*3/80)+1/8= (30/48-8/48)*192/800+1/8=22/48*6/25+1/8=11/24*6/25+1/8=66/600+1/8= 0,11+0,125=0,235