25 加法 21 等于多少？
25 + 21 = 46
25加法21 等于 46
竖式演算
验算
- 用减法验算：46 − 21 = 25
- 用减法验算：46 − 25 = 21
相关题目
25 + 20 = 45
25 + 22 = 47
25 + 19 = 44
25 + 23 = 48
25 + 24 = 49
25 + 18 = 43
25 + 25 = 50
25 + 17 = 42
24 + 21 = 45
26 + 21 = 47
23 + 21 = 44
27 + 21 = 48
22 + 21 = 43
28 + 21 = 49
29 + 21 = 50
21 + 21 = 42
1 + 45 = 46
2 + 44 = 46
3 + 43 = 46
4 + 42 = 46
5 + 41 = 46
6 + 40 = 46
5 + 93 = 98
87 + 1 = 88
70 + 6 = 76
90 + 5 = 95
20 + 74 = 94
40 + 8 = 48
53 - 7 = 46
58 - 12 = 46