55 加法 42 等于多少？
55 + 42 = 97
55加法42 等于 97
竖式演算
验算
- 用减法验算：97 − 42 = 55
- 用减法验算：97 − 55 = 42
相关题目
55 + 41 = 96
55 + 43 = 98
55 + 40 = 95
55 + 44 = 99
55 + 39 = 94
55 + 45 = 100
55 + 38 = 93
55 + 46 = 101
56 + 42 = 98
54 + 42 = 96
57 + 42 = 99
53 + 42 = 95
58 + 42 = 100
52 + 42 = 94
59 + 42 = 101
51 + 42 = 93
1 + 96 = 97
2 + 95 = 97
3 + 94 = 97
4 + 93 = 97
5 + 92 = 97
6 + 91 = 97
32 + 12 = 44
15 + 71 = 86
60 + 25 = 85
40 + 51 = 91
13 + 61 = 74
45 + 51 = 96
99 - 2 = 97
1 × 97 = 97