Ответ:8 + 9 = 1715 + 3 = 1811 + 4 = 1520 − 9 = 1119 + 1 = 2014 + 6 = 2014 − 8 = 617 − 4 = 1318 − 6 = 126 + 16 = 2212 + 5 = 1717 + 2 = 1919 − 6 = 139 − 4 = 523 − 8 = 15