80 加法 80 等于多少？

80 + 79 = 159 80 + 81 = 161 80 + 78 = 158 80 + 82 = 162 80 + 83 = 163 80 + 77 = 157 80 + 84 = 164 80 + 76 = 156 79 + 80 = 159 81 + 80 = 161 78 + 80 = 158 82 + 80 = 162 83 + 80 = 163 77 + 80 = 157 84 + 80 = 164 76 + 80 = 156 60 + 100 = 160 61 + 99 = 160 62 + 98 = 160 63 + 97 = 160 64 + 96 = 160 65 + 95 = 160 5 + 27 = 32 39 + 4 = 43 76 + 33 = 109 84 + 83 = 167 84 + 55 = 139 82 + 97 = 179 2 × 80 = 160 4 × 40 = 160