49 加法 18 等于多少？
49 + 18 = 67
49加法18 等于 67
竖式演算
验算
- 用减法验算：67 − 18 = 49
- 用减法验算：67 − 49 = 18
相关题目
49 + 17 = 66
49 + 19 = 68
49 + 20 = 69
49 + 16 = 65
49 + 21 = 70
49 + 15 = 64
49 + 22 = 71
49 + 14 = 63
48 + 18 = 66
50 + 18 = 68
47 + 18 = 65
51 + 18 = 69
46 + 18 = 64
52 + 18 = 70
53 + 18 = 71
45 + 18 = 63
1 + 66 = 67
2 + 65 = 67
3 + 64 = 67
4 + 63 = 67
5 + 62 = 67
6 + 61 = 67
43 + 80 = 123
82 + 23 = 105
89 + 5 = 94
95 + 40 = 135
33 + 59 = 92
36 + 57 = 93
95 - 28 = 67
84 - 17 = 67