1 加法 47 等于多少？
1 + 47 = 48
1加法47 等于 48
竖式演算
验算
- 用减法验算：48 − 47 = 1
- 用减法验算：48 − 1 = 47
相关题目
1 + 46 = 47
1 + 48 = 49
1 + 49 = 50
1 + 45 = 46
1 + 50 = 51
1 + 44 = 45
1 + 51 = 52
1 + 43 = 44
2 + 47 = 49
3 + 47 = 50
4 + 47 = 51
5 + 47 = 52
6 + 47 = 53
7 + 47 = 54
8 + 47 = 55
9 + 47 = 56
2 + 46 = 48
3 + 45 = 48
4 + 44 = 48
5 + 43 = 48
6 + 42 = 48
7 + 41 = 48
57 + 21 = 78
2 + 20 = 22
31 + 15 = 46
12 + 80 = 92
33 + 66 = 99
100 + 56 = 156
67 - 19 = 48
95 - 47 = 48