69 加法 71 等于多少？
69 + 71 = 140
69加法71 等于 140
竖式演算
验算
- 用减法验算：140 − 71 = 69
- 用减法验算：140 − 69 = 71
相关题目
69 + 70 = 139
69 + 72 = 141
69 + 69 = 138
69 + 73 = 142
69 + 74 = 143
69 + 68 = 137
69 + 75 = 144
69 + 67 = 136
68 + 71 = 139
70 + 71 = 141
67 + 71 = 138
71 + 71 = 142
66 + 71 = 137
72 + 71 = 143
65 + 71 = 136
73 + 71 = 144
40 + 100 = 140
41 + 99 = 140
42 + 98 = 140
43 + 97 = 140
44 + 96 = 140
45 + 95 = 140
92 + 19 = 111
79 + 89 = 168
47 + 97 = 144
99 + 41 = 140
75 + 47 = 122
59 + 58 = 117
5 × 28 = 140
14 × 10 = 140