Ответ:400 + 90 + 3 = 493900 + 80 + 8 = 988500 + 70 + 7 = 577900 + 40 + 5 = 945189 − 80 = 109300 + 50 + 2 = 352257 − 50 = 207758 − 52 = 706600 + 90 − 3 = 687555 − 50 = 505