4 加法 1 等于多少？
4 + 1 = 5
4加法1 等于 5
竖式演算
验算
- 用减法验算：5 − 1 = 4
- 用减法验算：5 − 4 = 1
相关题目
4 + 2 = 6
4 + 3 = 7
4 + 4 = 8
4 + 5 = 9
4 + 6 = 10
4 + 7 = 11
4 + 8 = 12
4 + 9 = 13
3 + 1 = 4
5 + 1 = 6
2 + 1 = 3
6 + 1 = 7
1 + 1 = 2
7 + 1 = 8
8 + 1 = 9
9 + 1 = 10
1 + 4 = 5
2 + 3 = 5
3 + 2 = 5
40 + 37 = 77
33 + 32 = 65
80 + 13 = 93
35 + 52 = 87
87 + 1 = 88
31 + 68 = 99
35 - 30 = 5
65 - 60 = 5
38 - 33 = 5
31 - 26 = 5
1 + 9 = 10