(( 27,12 + 43,08) * 0,007 - 0,0314)* 100
1) 27.12+43.08=70.2 2) 70.2*0.007=0.4914 3) 0.4914-0.0314=0.46 4) 0.46*100=46
((27.12+43.08)*0.007-0.0314)*100=46