69 加法 18 等于多少？
69 + 18 = 87
69加法18 等于 87
竖式演算
验算
- 用减法验算：87 − 18 = 69
- 用减法验算：87 − 69 = 18
相关题目
69 + 17 = 86
69 + 19 = 88
69 + 20 = 89
69 + 16 = 85
69 + 21 = 90
69 + 15 = 84
69 + 22 = 91
69 + 14 = 83
68 + 18 = 86
70 + 18 = 88
67 + 18 = 85
71 + 18 = 89
66 + 18 = 84
72 + 18 = 90
65 + 18 = 83
73 + 18 = 91
1 + 86 = 87
2 + 85 = 87
3 + 84 = 87
4 + 83 = 87
5 + 82 = 87
6 + 81 = 87
29 + 4 = 33
20 + 96 = 116
18 + 48 = 66
21 + 97 = 118
80 + 48 = 128
62 + 43 = 105
94 - 7 = 87
98 - 11 = 87