80 减法 77 等于多少？
80 - 77 = 3
80减法77 等于 3
竖式演算
验算
- 用加法验算：3 + 77 = 80
相关题目
80 - 76 = 4
80 - 78 = 2
80 - 75 = 5
80 - 79 = 1
80 - 74 = 6
80 - 80 = 0
80 - 73 = 7
80 - 72 = 8
79 - 77 = 2
81 - 77 = 4
78 - 77 = 1
82 - 77 = 5
77 - 77 = 0
83 - 77 = 6
84 - 77 = 7
85 - 77 = 8
4 - 1 = 3
5 - 2 = 3
6 - 3 = 3
7 - 4 = 3
8 - 5 = 3
9 - 6 = 3
50 - 17 = 33
63 - 29 = 34
65 - 58 = 7
77 - 68 = 9
90 - 32 = 58
43 - 9 = 34
1 × 3 = 3
3 × 1 = 3