64 加法 15 等于多少？
64 + 15 = 79
64加法15 等于 79
竖式演算
验算
- 用减法验算：79 − 15 = 64
- 用减法验算：79 − 64 = 15
相关题目
64 + 14 = 78
64 + 16 = 80
64 + 13 = 77
64 + 17 = 81
64 + 12 = 76
64 + 18 = 82
64 + 11 = 75
64 + 19 = 83
65 + 15 = 80
63 + 15 = 78
66 + 15 = 81
62 + 15 = 77
67 + 15 = 82
61 + 15 = 76
68 + 15 = 83
60 + 15 = 75
1 + 78 = 79
2 + 77 = 79
3 + 76 = 79
4 + 75 = 79
5 + 74 = 79
6 + 73 = 79
1 + 14 = 15
43 + 12 = 55
3 + 86 = 89
21 + 25 = 46
7 + 80 = 87
13 + 2 = 15
91 - 12 = 79
82 - 3 = 79