47 加法 28 等于多少？
47 + 28 = 75
47加法28 等于 75
竖式演算
验算
- 用减法验算：75 − 28 = 47
- 用减法验算：75 − 47 = 28
相关题目
47 + 29 = 76
47 + 27 = 74
47 + 30 = 77
47 + 26 = 73
47 + 31 = 78
47 + 25 = 72
47 + 32 = 79
47 + 24 = 71
46 + 28 = 74
48 + 28 = 76
49 + 28 = 77
45 + 28 = 73
50 + 28 = 78
44 + 28 = 72
51 + 28 = 79
43 + 28 = 71
1 + 74 = 75
2 + 73 = 75
3 + 72 = 75
4 + 71 = 75
5 + 70 = 75
6 + 69 = 75
9 + 24 = 33
14 + 47 = 61
60 + 46 = 106
9 + 82 = 91
94 + 42 = 136
71 + 72 = 143
88 - 13 = 75
80 - 5 = 75