64 加法 23 等于多少？

64 + 22 = 86 64 + 24 = 88 64 + 21 = 85 64 + 25 = 89 64 + 20 = 84 64 + 26 = 90 64 + 19 = 83 64 + 27 = 91 65 + 23 = 88 63 + 23 = 86 66 + 23 = 89 62 + 23 = 85 67 + 23 = 90 61 + 23 = 84 68 + 23 = 91 60 + 23 = 83 1 + 86 = 87 2 + 85 = 87 3 + 84 = 87 4 + 83 = 87 5 + 82 = 87 6 + 81 = 87 7 + 31 = 38 30 + 47 = 77 1 + 52 = 53 13 + 33 = 46 3 + 20 = 23 5 + 94 = 99 93 - 6 = 87 91 - 4 = 87