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
92 + 61 = 153
23 + 86 = 109
56 + 73 = 129
68 + 13 = 81
24 + 36 = 60
54 + 85 = 139
2 × 25 = 50
60 - 10 = 50