1 加法 48 等于多少？
1 + 48 = 49
1加法48 等于 49
竖式演算
验算
- 用减法验算：49 − 48 = 1
- 用减法验算：49 − 1 = 48
相关题目
1 + 47 = 48
1 + 49 = 50
1 + 46 = 47
1 + 50 = 51
1 + 51 = 52
1 + 45 = 46
1 + 52 = 53
1 + 44 = 45
2 + 48 = 50
3 + 48 = 51
4 + 48 = 52
5 + 48 = 53
6 + 48 = 54
7 + 48 = 55
8 + 48 = 56
9 + 48 = 57
2 + 47 = 49
3 + 46 = 49
4 + 45 = 49
5 + 44 = 49
6 + 43 = 49
7 + 42 = 49
40 + 26 = 66
20 + 18 = 38
22 + 76 = 98
21 + 31 = 52
42 + 37 = 79
35 + 60 = 95
82 - 33 = 49
97 - 48 = 49