81 加法 43 等于多少？

81 + 42 = 123 81 + 44 = 125 81 + 41 = 122 81 + 45 = 126 81 + 40 = 121 81 + 46 = 127 81 + 47 = 128 81 + 39 = 120 80 + 43 = 123 82 + 43 = 125 83 + 43 = 126 79 + 43 = 122 84 + 43 = 127 78 + 43 = 121 85 + 43 = 128 77 + 43 = 120 24 + 100 = 124 25 + 99 = 124 26 + 98 = 124 27 + 97 = 124 28 + 96 = 124 29 + 95 = 124 72 + 91 = 163 77 + 82 = 159 7 + 64 = 71 62 + 96 = 158 83 + 93 = 176 18 + 64 = 82 31 × 4 = 124 4 × 31 = 124