81 加法 84 等于多少？

81 + 83 = 164 81 + 85 = 166 81 + 82 = 163 81 + 86 = 167 81 + 87 = 168 81 + 81 = 162 81 + 88 = 169 81 + 80 = 161 80 + 84 = 164 82 + 84 = 166 83 + 84 = 167 79 + 84 = 163 84 + 84 = 168 78 + 84 = 162 85 + 84 = 169 77 + 84 = 161 65 + 100 = 165 66 + 99 = 165 67 + 98 = 165 68 + 97 = 165 69 + 96 = 165 70 + 95 = 165 52 + 93 = 145 95 + 74 = 169 79 + 60 = 139 28 + 45 = 73 82 + 70 = 152 38 + 36 = 74 3 × 55 = 165 33 × 5 = 165