71 加法 81 等于多少？

71 + 80 = 151 71 + 82 = 153 71 + 83 = 154 71 + 79 = 150 71 + 84 = 155 71 + 78 = 149 71 + 85 = 156 71 + 77 = 148 70 + 81 = 151 72 + 81 = 153 69 + 81 = 150 73 + 81 = 154 74 + 81 = 155 68 + 81 = 149 75 + 81 = 156 67 + 81 = 148 52 + 100 = 152 53 + 99 = 152 54 + 98 = 152 55 + 97 = 152 56 + 96 = 152 57 + 95 = 152 46 + 70 = 116 63 + 84 = 147 9 + 28 = 37 45 + 60 = 105 32 + 39 = 71 76 × 2 = 152 8 × 19 = 152 2 × 76 = 152