38 加法 49 等于多少？

38 + 48 = 86 38 + 50 = 88 38 + 47 = 85 38 + 51 = 89 38 + 46 = 84 38 + 52 = 90 38 + 53 = 91 38 + 45 = 83 37 + 49 = 86 39 + 49 = 88 40 + 49 = 89 36 + 49 = 85 41 + 49 = 90 35 + 49 = 84 42 + 49 = 91 34 + 49 = 83 1 + 86 = 87 2 + 85 = 87 3 + 84 = 87 4 + 83 = 87 5 + 82 = 87 6 + 81 = 87 61 + 71 = 132 86 + 23 = 109 92 + 17 = 109 74 + 53 = 127 8 + 4 = 12 24 + 82 = 106 90 - 3 = 87 88 - 1 = 87