89 加法 84 等于多少？

89 + 83 = 172 89 + 85 = 174 89 + 82 = 171 89 + 86 = 175 89 + 87 = 176 89 + 81 = 170 89 + 88 = 177 89 + 80 = 169 88 + 84 = 172 90 + 84 = 174 87 + 84 = 171 91 + 84 = 175 92 + 84 = 176 86 + 84 = 170 93 + 84 = 177 85 + 84 = 169 73 + 100 = 173 74 + 99 = 173 75 + 98 = 173 76 + 97 = 173 77 + 96 = 173 78 + 95 = 173 87 + 44 = 131 64 + 37 = 101 84 + 29 = 113 89 + 57 = 146 95 + 17 = 112 69 + 84 = 153 100 + 44 = 144 93 + 64 = 157