65 加法 20 等于多少？
65 + 20 = 85
65加法20 等于 85
竖式演算
验算
- 用减法验算：85 − 20 = 65
- 用减法验算：85 − 65 = 20
相关题目
65 + 19 = 84
65 + 21 = 86
65 + 22 = 87
65 + 18 = 83
65 + 23 = 88
65 + 17 = 82
65 + 24 = 89
65 + 16 = 81
64 + 20 = 84
66 + 20 = 86
67 + 20 = 87
63 + 20 = 83
68 + 20 = 88
62 + 20 = 82
69 + 20 = 89
61 + 20 = 81
1 + 84 = 85
2 + 83 = 85
3 + 82 = 85
4 + 81 = 85
5 + 80 = 85
6 + 79 = 85
8 + 70 = 78
28 + 1 = 29
2 + 95 = 97
10 + 42 = 52
32 + 60 = 92
44 + 15 = 59
89 - 4 = 85
87 - 2 = 85