28 加法 70 等于多少？

28 + 69 = 97 28 + 71 = 99 28 + 68 = 96 28 + 72 = 100 28 + 67 = 95 28 + 73 = 101 28 + 74 = 102 28 + 66 = 94 29 + 70 = 99 27 + 70 = 97 30 + 70 = 100 26 + 70 = 96 31 + 70 = 101 25 + 70 = 95 32 + 70 = 102 24 + 70 = 94 1 + 97 = 98 2 + 96 = 98 3 + 95 = 98 4 + 94 = 98 5 + 93 = 98 6 + 92 = 98 43 + 56 = 99 63 + 31 = 94 11 + 1 = 12 6 + 23 = 29 13 + 23 = 36 72 + 15 = 87 100 - 2 = 98 98 × 1 = 98