47 加法 3 等于多少？
47 + 3 = 50
47加法3 等于 50
竖式演算
验算
- 用减法验算：50 − 3 = 47
- 用减法验算：50 − 47 = 3
相关题目
47 + 2 = 49
47 + 4 = 51
47 + 1 = 48
47 + 5 = 52
47 + 6 = 53
47 + 7 = 54
47 + 8 = 55
47 + 9 = 56
46 + 3 = 49
48 + 3 = 51
49 + 3 = 52
45 + 3 = 48
50 + 3 = 53
44 + 3 = 47
51 + 3 = 54
43 + 3 = 46
1 + 49 = 50
2 + 48 = 50
3 + 47 = 50
4 + 46 = 50
5 + 45 = 50
6 + 44 = 50
50 + 83 = 133
37 + 25 = 62
54 + 84 = 138
67 + 51 = 118
52 + 81 = 133
56 + 7 = 63
25 × 2 = 50
94 - 44 = 50