4 加法 40 等于多少?
4 + 40 = 44
4加法40 等于 44
竖式演算
验算
- 用减法验算:44 − 40 = 4
- 用减法验算:44 − 4 = 40
相关题目
4 + 39 = 43
4 + 41 = 45
4 + 38 = 42
4 + 42 = 46
4 + 37 = 41
4 + 43 = 47
4 + 44 = 48
4 + 36 = 40
3 + 40 = 43
5 + 40 = 45
2 + 40 = 42
6 + 40 = 46
1 + 40 = 41
7 + 40 = 47
8 + 40 = 48
9 + 40 = 49
1 + 43 = 44
2 + 42 = 44
3 + 41 = 44
5 + 39 = 44
6 + 38 = 44
7 + 37 = 44
22 + 1 = 23
83 + 10 = 93
30 + 53 = 83
63 + 22 = 85
12 + 72 = 84
47 + 1 = 48
80 - 36 = 44
44 × 1 = 44