80 加法 75 等于多少？

80 + 74 = 154 80 + 76 = 156 80 + 73 = 153 80 + 77 = 157 80 + 78 = 158 80 + 72 = 152 80 + 79 = 159 80 + 71 = 151 79 + 75 = 154 81 + 75 = 156 78 + 75 = 153 82 + 75 = 157 83 + 75 = 158 77 + 75 = 152 84 + 75 = 159 76 + 75 = 151 55 + 100 = 155 56 + 99 = 155 57 + 98 = 155 58 + 97 = 155 59 + 96 = 155 60 + 95 = 155 77 + 5 = 82 17 + 92 = 109 62 + 18 = 80 85 + 32 = 117 71 + 9 = 80 91 + 14 = 105 31 × 5 = 155 5 × 31 = 155