13 加法 85 等于多少？

13 + 84 = 97 13 + 86 = 99 13 + 83 = 96 13 + 87 = 100 13 + 82 = 95 13 + 88 = 101 13 + 89 = 102 13 + 81 = 94 12 + 85 = 97 14 + 85 = 99 11 + 85 = 96 15 + 85 = 100 10 + 85 = 95 16 + 85 = 101 17 + 85 = 102 9 + 85 = 94 1 + 97 = 98 2 + 96 = 98 3 + 95 = 98 4 + 94 = 98 5 + 93 = 98 6 + 92 = 98 57 + 31 = 88 13 + 73 = 86 47 + 42 = 89 100 + 38 = 138 3 + 65 = 68 60 + 20 = 80 2 × 49 = 98 1 × 98 = 98