80 加法 18 等于多少？

80 + 17 = 97 80 + 19 = 99 80 + 20 = 100 80 + 16 = 96 80 + 21 = 101 80 + 15 = 95 80 + 22 = 102 80 + 14 = 94 79 + 18 = 97 81 + 18 = 99 78 + 18 = 96 82 + 18 = 100 83 + 18 = 101 77 + 18 = 95 84 + 18 = 102 76 + 18 = 94 1 + 97 = 98 2 + 96 = 98 3 + 95 = 98 4 + 94 = 98 5 + 93 = 98 6 + 92 = 98 54 + 43 = 97 2 + 34 = 36 1 + 3 = 4 100 + 57 = 157 13 + 45 = 58 71 + 5 = 76 98 × 1 = 98 49 × 2 = 98