21 加法 85 等于多少？
21 + 85 = 106
21加法85 等于 106
竖式演算
验算
- 用减法验算：106 − 85 = 21
- 用减法验算：106 − 21 = 85
相关题目
21 + 84 = 105
21 + 86 = 107
21 + 83 = 104
21 + 87 = 108
21 + 82 = 103
21 + 88 = 109
21 + 89 = 110
21 + 81 = 102
20 + 85 = 105
22 + 85 = 107
19 + 85 = 104
23 + 85 = 108
24 + 85 = 109
18 + 85 = 103
25 + 85 = 110
17 + 85 = 102
6 + 100 = 106
7 + 99 = 106
8 + 98 = 106
9 + 97 = 106
10 + 96 = 106
11 + 95 = 106
74 + 43 = 117
87 + 21 = 108
74 + 85 = 159
78 + 4 = 82
85 + 42 = 127
95 + 94 = 189
2 × 53 = 106
53 × 2 = 106