(2,5)²+15*2/3-0,24/0,6
6 25/100+15*2/3-24/100:6/10=6 25/100+10/1-24/100*10/6=6 25/100+10/1-4/10*1/1=6 25/100+1000/100-4/10=6 1025/100-4/10=6 1025/100-40/100=6 197/20 = 15 17/20