78 加法 87 等于多少？

78 + 86 = 164 78 + 88 = 166 78 + 85 = 163 78 + 89 = 167 78 + 84 = 162 78 + 90 = 168 78 + 83 = 161 78 + 91 = 169 77 + 87 = 164 79 + 87 = 166 76 + 87 = 163 80 + 87 = 167 75 + 87 = 162 81 + 87 = 168 74 + 87 = 161 82 + 87 = 169 65 + 100 = 165 66 + 99 = 165 67 + 98 = 165 68 + 97 = 165 69 + 96 = 165 70 + 95 = 165 68 + 92 = 160 97 + 39 = 136 99 + 65 = 164 76 + 96 = 172 79 + 43 = 122 97 + 47 = 144 3 × 55 = 165 5 × 33 = 165