12 加法 2 等于多少?
12 + 2 = 14
12加法2 等于 14
竖式演算
验算
- 用减法验算:14 − 2 = 12
- 用减法验算:14 − 12 = 2
相关题目
12 + 1 = 13
12 + 3 = 15
12 + 4 = 16
12 + 5 = 17
12 + 6 = 18
12 + 7 = 19
12 + 8 = 20
12 + 9 = 21
11 + 2 = 13
13 + 2 = 15
10 + 2 = 12
14 + 2 = 16
15 + 2 = 17
9 + 2 = 11
16 + 2 = 18
8 + 2 = 10
1 + 13 = 14
2 + 12 = 14
3 + 11 = 14
4 + 10 = 14
5 + 9 = 14
6 + 8 = 14
35 + 21 = 56
47 + 50 = 97
44 + 55 = 99
22 + 4 = 26
10 + 47 = 57
61 + 6 = 67
70 - 56 = 14
93 - 79 = 14