45 加法 7 等于多少？
45 + 7 = 52
45加法7 等于 52
竖式演算
验算
- 用减法验算：52 − 7 = 45
- 用减法验算：52 − 45 = 7
相关题目
45 + 6 = 51
45 + 8 = 53
45 + 5 = 50
45 + 9 = 54
45 + 4 = 49
45 + 10 = 55
45 + 11 = 56
45 + 3 = 48
44 + 7 = 51
46 + 7 = 53
47 + 7 = 54
43 + 7 = 50
48 + 7 = 55
42 + 7 = 49
49 + 7 = 56
41 + 7 = 48
1 + 51 = 52
2 + 50 = 52
3 + 49 = 52
4 + 48 = 52
5 + 47 = 52
6 + 46 = 52
69 + 7 = 76
37 + 55 = 92
91 + 76 = 167
6 + 78 = 84
76 + 61 = 137
92 + 97 = 189
26 × 2 = 52
82 - 30 = 52