11 加法 18 等于多少？
11 + 18 = 29
11加法18 等于 29
竖式演算
验算
- 用减法验算：29 − 18 = 11
- 用减法验算：29 − 11 = 18
相关题目
11 + 17 = 28
11 + 19 = 30
11 + 20 = 31
11 + 16 = 27
11 + 21 = 32
11 + 15 = 26
11 + 22 = 33
11 + 14 = 25
10 + 18 = 28
12 + 18 = 30
13 + 18 = 31
9 + 18 = 27
14 + 18 = 32
8 + 18 = 26
15 + 18 = 33
7 + 18 = 25
1 + 28 = 29
2 + 27 = 29
3 + 26 = 29
4 + 25 = 29
5 + 24 = 29
6 + 23 = 29
38 + 61 = 99
41 + 7 = 48
10 + 47 = 57
90 + 2 = 92
1 + 57 = 58
30 + 48 = 78
34 - 5 = 29
61 - 32 = 29