71 加法 15 等于多少？
71 + 15 = 86
71加法15 等于 86
竖式演算
验算
- 用减法验算：86 − 15 = 71
- 用减法验算：86 − 71 = 15
相关题目
71 + 14 = 85
71 + 16 = 87
71 + 13 = 84
71 + 17 = 88
71 + 12 = 83
71 + 18 = 89
71 + 11 = 82
71 + 19 = 90
70 + 15 = 85
72 + 15 = 87
69 + 15 = 84
73 + 15 = 88
74 + 15 = 89
68 + 15 = 83
75 + 15 = 90
67 + 15 = 82
1 + 85 = 86
2 + 84 = 86
3 + 83 = 86
4 + 82 = 86
5 + 81 = 86
6 + 80 = 86
74 + 5 = 79
50 + 21 = 71
25 + 70 = 95
30 + 5 = 35
24 + 62 = 86
52 + 41 = 93
86 × 1 = 86
97 - 11 = 86