1 加法 14 等于多少？

1 + 13 = 14 1 + 15 = 16 1 + 12 = 13 1 + 16 = 17 1 + 11 = 12 1 + 17 = 18 1 + 10 = 11 1 + 18 = 19 2 + 14 = 16 3 + 14 = 17 4 + 14 = 18 5 + 14 = 19 6 + 14 = 20 7 + 14 = 21 8 + 14 = 22 9 + 14 = 23 2 + 13 = 15 3 + 12 = 15 4 + 11 = 15 5 + 10 = 15 6 + 9 = 15 7 + 8 = 15 22 + 51 = 73 42 + 44 = 86 14 + 71 = 85 48 + 11 = 59 74 + 23 = 97 41 + 45 = 86 72 - 57 = 15 71 - 56 = 15