14 加法 31 等于多少？
14 + 31 = 45
14加法31 等于 45
竖式演算
验算
- 用减法验算：45 − 31 = 14
- 用减法验算：45 − 14 = 31
相关题目
14 + 30 = 44
14 + 32 = 46
14 + 29 = 43
14 + 33 = 47
14 + 28 = 42
14 + 34 = 48
14 + 35 = 49
14 + 27 = 41
13 + 31 = 44
15 + 31 = 46
12 + 31 = 43
16 + 31 = 47
11 + 31 = 42
17 + 31 = 48
10 + 31 = 41
18 + 31 = 49
1 + 44 = 45
2 + 43 = 45
3 + 42 = 45
4 + 41 = 45
5 + 40 = 45
6 + 39 = 45
52 + 45 = 97
31 + 63 = 94
50 + 48 = 98
23 + 5 = 28
32 + 21 = 53
4 + 90 = 94
83 - 38 = 45
92 - 47 = 45