82 加法 21 等于多少？
82 + 21 = 103
82加法21 等于 103
竖式演算
验算
- 用减法验算：103 − 21 = 82
- 用减法验算：103 − 82 = 21
相关题目
82 + 20 = 102
82 + 22 = 104
82 + 19 = 101
82 + 23 = 105
82 + 24 = 106
82 + 18 = 100
82 + 25 = 107
82 + 17 = 99
83 + 21 = 104
81 + 21 = 102
84 + 21 = 105
80 + 21 = 101
85 + 21 = 106
79 + 21 = 100
86 + 21 = 107
78 + 21 = 99
3 + 100 = 103
4 + 99 = 103
5 + 98 = 103
6 + 97 = 103
7 + 96 = 103
8 + 95 = 103
22 + 91 = 113
92 + 41 = 133
39 + 52 = 91
6 + 54 = 60
83 + 45 = 128
22 + 83 = 105
37 + 10 = 47
89 + 63 = 152