69 减法 67 等于多少?
69 - 67 = 2
69减法67 等于 2
竖式演算
验算
- 用加法验算:2 + 67 = 69
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69 - 66 = 3
69 - 68 = 1
69 - 65 = 4
69 - 69 = 0
69 - 64 = 5
69 - 63 = 6
69 - 62 = 7
69 - 61 = 8
68 - 67 = 1
70 - 67 = 3
67 - 67 = 0
71 - 67 = 4
72 - 67 = 5
73 - 67 = 6
74 - 67 = 7
75 - 67 = 8
3 - 1 = 2
4 - 2 = 2
5 - 3 = 2
6 - 4 = 2
7 - 5 = 2
8 - 6 = 2
35 - 24 = 11
97 - 5 = 92
57 - 17 = 40
64 - 10 = 54
36 - 22 = 14
57 - 44 = 13
1 + 1 = 2
1 × 2 = 2