84 加法 84 等于多少？

84 + 83 = 167 84 + 85 = 169 84 + 82 = 166 84 + 86 = 170 84 + 87 = 171 84 + 81 = 165 84 + 88 = 172 84 + 80 = 164 83 + 84 = 167 85 + 84 = 169 82 + 84 = 166 86 + 84 = 170 87 + 84 = 171 81 + 84 = 165 88 + 84 = 172 80 + 84 = 164 68 + 100 = 168 69 + 99 = 168 70 + 98 = 168 71 + 97 = 168 72 + 96 = 168 73 + 95 = 168 70 + 49 = 119 6 + 5 = 11 90 + 79 = 169 5 + 37 = 42 64 + 18 = 82 86 + 6 = 92 84 × 2 = 168 42 × 4 = 168