Question

tong cua cac so co 3 chu so khac nhau lap tu cac chu so 0,2,3,5.

Answer 1

ta có các số 203,230,235,253,250,205

                   302,320,325,352,350,305

                   502,520,523,532,530,503

tổng : 203+230+235+253+250+205+302+320+325+352+350+305+502+520+523+532+530+503=6440

Answer 2

Dể ợt 

lấy 203+230+235+253+205+250+320+302+352+325+350+305+520+502+530+503+532+523=6760

Answer 3

thanks you cac ban nhieu.