Răspuns:
a) 200+10/100×200=200+2000/100=200+20=220 lei
b) 1205-20/100×1205=1205-1/5×1205=1205-241=964 lei
c) 200+20/100×200=200+4000/100=200+40=240 lei
240-30/100×240=240-7200/100=240-72=168 lei
d) 745+5/100×745=745+745/20=745+37,25=782,25
782,25+15/100×782,25=782,25+117,33=899,58
e) 1200-25/100×1200=1200-1200/4=1200-300=900
900+20/100×900=900+900/5=900+180=1080 lei
f) 600-10/100×600=600-600/10=600-60=540
540-15/100×540=540-3/20×540=540-1620/20=540-81=459 lei