40 加法 38 等于多少？
40 + 38 = 78
40加法38 等于 78
竖式演算
验算
- 用减法验算：78 − 38 = 40
- 用减法验算：78 − 40 = 38
相关题目
40 + 37 = 77
40 + 39 = 79
40 + 40 = 80
40 + 36 = 76
40 + 41 = 81
40 + 35 = 75
40 + 42 = 82
40 + 34 = 74
39 + 38 = 77
41 + 38 = 79
38 + 38 = 76
42 + 38 = 80
37 + 38 = 75
43 + 38 = 81
44 + 38 = 82
36 + 38 = 74
1 + 77 = 78
2 + 76 = 78
3 + 75 = 78
4 + 74 = 78
5 + 73 = 78
6 + 72 = 78
100 + 24 = 124
1 + 2 = 3
33 + 44 = 77
51 + 40 = 91
51 + 18 = 69
72 + 26 = 98
1 × 78 = 78
3 × 26 = 78