87 加法 78 等于多少？

87 + 77 = 164 87 + 79 = 166 87 + 76 = 163 87 + 80 = 167 87 + 75 = 162 87 + 81 = 168 87 + 74 = 161 87 + 82 = 169 86 + 78 = 164 88 + 78 = 166 85 + 78 = 163 89 + 78 = 167 84 + 78 = 162 90 + 78 = 168 83 + 78 = 161 91 + 78 = 169 65 + 100 = 165 66 + 99 = 165 67 + 98 = 165 68 + 97 = 165 69 + 96 = 165 70 + 95 = 165 96 + 75 = 171 39 + 72 = 111 38 + 65 = 103 58 + 79 = 137 88 + 85 = 173 99 + 78 = 177 3 × 55 = 165 11 × 15 = 165