Условие:

136 + 7
117 + 9
8 + 45
9 + 57
12 − (189)
16 − (127)

136 + 7 = 7 + 7 = 14
117 + 9 = 4 + 9 = 13
8 + 45 = 125 = 7
9 + 57 = 147 = 7
12 − (189) = 129 = 3
16 − (127) = 165 = 11