Robertandreighinea Robertandreighinea 16-09-2016 Matematică a fost răspuns respectand ordinea operatiilor , efectueaza : a) 50+50:5-50 b) 25+25:5+25 c) 49:7 +25×10-17×11 d) 9+(9×9:9-9)+220-20×0 e) 12×10×4-15×6+173×9 f) 25×(160-30×5)-8+(24+6:6) .