28 加法 45 等于多少？
28 + 45 = 73
28加法45 等于 73
竖式演算
验算
- 用减法验算：73 − 45 = 28
- 用减法验算：73 − 28 = 45
相关题目
28 + 44 = 72
28 + 46 = 74
28 + 47 = 75
28 + 43 = 71
28 + 48 = 76
28 + 42 = 70
28 + 49 = 77
28 + 41 = 69
29 + 45 = 74
27 + 45 = 72
30 + 45 = 75
26 + 45 = 71
31 + 45 = 76
25 + 45 = 70
32 + 45 = 77
24 + 45 = 69
1 + 72 = 73
2 + 71 = 73
3 + 70 = 73
4 + 69 = 73
5 + 68 = 73
6 + 67 = 73
67 + 41 = 108
19 + 3 = 22
80 + 81 = 161
81 + 70 = 151
46 + 83 = 129
26 + 81 = 107
87 - 14 = 73
76 - 3 = 73