(3*4/25+0, 24)*2,15+(5,1625-2*3/16)*2/5=3,463
1) 3*4/25=3/1*4/25=12/25
2) 12/25+0, 24= 12/25+24/100=48/100+24/100=72/100=0,72
3) 0,72*2,15=1,548
4) 2*3/16=2/1*3/16=1/1*3/8=3/8
5) 5,1625-3/8= 5,1625-0,375=4,7875
6) 4,7875*2/5=4,7875*4/10=4,7875*0,4= 1,915
7) 1,548+1,915=3,463