69 加法 2 等于多少？
69 + 2 = 71
69加法2 等于 71
竖式演算
验算
- 用减法验算：71 − 2 = 69
- 用减法验算：71 − 69 = 2
相关题目
69 + 1 = 70
69 + 3 = 72
69 + 4 = 73
69 + 5 = 74
69 + 6 = 75
69 + 7 = 76
69 + 8 = 77
69 + 9 = 78
68 + 2 = 70
70 + 2 = 72
67 + 2 = 69
71 + 2 = 73
66 + 2 = 68
72 + 2 = 74
65 + 2 = 67
73 + 2 = 75
1 + 70 = 71
2 + 69 = 71
3 + 68 = 71
4 + 67 = 71
5 + 66 = 71
6 + 65 = 71
24 + 81 = 105
83 + 82 = 165
50 + 99 = 149
77 + 30 = 107
6 + 66 = 72
62 + 97 = 159
74 - 3 = 71
91 - 20 = 71