80 加法 87 等于多少？

80 + 86 = 166 80 + 88 = 168 80 + 85 = 165 80 + 89 = 169 80 + 84 = 164 80 + 90 = 170 80 + 83 = 163 80 + 91 = 171 79 + 87 = 166 81 + 87 = 168 78 + 87 = 165 82 + 87 = 169 83 + 87 = 170 77 + 87 = 164 84 + 87 = 171 76 + 87 = 163 67 + 100 = 167 68 + 99 = 167 69 + 98 = 167 70 + 97 = 167 71 + 96 = 167 72 + 95 = 167 90 + 60 = 150 51 + 82 = 133 76 + 7 = 83 78 + 40 = 118 29 + 39 = 68 7 + 49 = 56 60 + 34 = 94 83 + 31 = 114