69 加法 69 等于多少？
69 + 69 = 138
69加法69 等于 138
竖式演算
验算
- 用减法验算：138 − 69 = 69
- 用减法验算：138 − 69 = 69
相关题目
69 + 68 = 137
69 + 70 = 139
69 + 67 = 136
69 + 71 = 140
69 + 66 = 135
69 + 72 = 141
69 + 65 = 134
69 + 73 = 142
68 + 69 = 137
70 + 69 = 139
67 + 69 = 136
71 + 69 = 140
66 + 69 = 135
72 + 69 = 141
65 + 69 = 134
73 + 69 = 142
38 + 100 = 138
39 + 99 = 138
40 + 98 = 138
41 + 97 = 138
42 + 96 = 138
43 + 95 = 138
99 + 4 = 103
99 + 61 = 160
77 + 58 = 135
97 + 77 = 174
78 + 57 = 135
36 + 85 = 121
69 × 2 = 138
46 × 3 = 138