21 加法 75 等于多少？
21 + 75 = 96
21加法75 等于 96
竖式演算
验算
- 用减法验算：96 − 75 = 21
- 用减法验算：96 − 21 = 75
相关题目
21 + 74 = 95
21 + 76 = 97
21 + 73 = 94
21 + 77 = 98
21 + 78 = 99
21 + 72 = 93
21 + 79 = 100
21 + 71 = 92
20 + 75 = 95
22 + 75 = 97
19 + 75 = 94
23 + 75 = 98
24 + 75 = 99
18 + 75 = 93
25 + 75 = 100
17 + 75 = 92
1 + 95 = 96
2 + 94 = 96
3 + 93 = 96
4 + 92 = 96
5 + 91 = 96
6 + 90 = 96
100 + 79 = 179
1 + 8 = 9
42 + 41 = 83
3 + 32 = 35
48 + 1 = 49
32 + 10 = 42
97 - 1 = 96
100 - 4 = 96