2 加法 4 等于多少？
2 + 4 = 6
2加法4 等于 6
竖式演算
验算
- 用减法验算：6 − 4 = 2
- 用减法验算：6 − 2 = 4
相关题目
2 + 3 = 5
2 + 5 = 7
2 + 2 = 4
2 + 6 = 8
2 + 1 = 3
2 + 7 = 9
2 + 8 = 10
2 + 9 = 11
1 + 4 = 5
3 + 4 = 7
4 + 4 = 8
5 + 4 = 9
6 + 4 = 10
7 + 4 = 11
8 + 4 = 12
9 + 4 = 13
1 + 5 = 6
3 + 3 = 6
4 + 2 = 6
5 + 1 = 6
10 + 20 = 30
33 + 62 = 95
2 + 30 = 32
47 + 10 = 57
3 + 45 = 48
64 + 23 = 87
34 - 28 = 6
10 - 4 = 6
99 - 93 = 6
24 - 18 = 6