7 加法 24 等于多少？

7 + 23 = 30 7 + 25 = 32 7 + 22 = 29 7 + 26 = 33 7 + 21 = 28 7 + 27 = 34 7 + 20 = 27 7 + 28 = 35 6 + 24 = 30 8 + 24 = 32 5 + 24 = 29 9 + 24 = 33 4 + 24 = 28 10 + 24 = 34 11 + 24 = 35 3 + 24 = 27 1 + 30 = 31 2 + 29 = 31 3 + 28 = 31 4 + 27 = 31 5 + 26 = 31 6 + 25 = 31 67 + 41 = 108 90 + 76 = 166 13 + 68 = 81 86 + 91 = 177 71 + 92 = 163 82 + 27 = 109 53 - 22 = 31 73 - 42 = 31