18 减法 15 等于多少？
18 - 15 = 3
18减法15 等于 3
竖式演算
验算
- 用加法验算：3 + 15 = 18
相关题目
18 - 14 = 4
18 - 16 = 2
18 - 13 = 5
18 - 17 = 1
18 - 12 = 6
18 - 18 = 0
18 - 11 = 7
18 - 10 = 8
17 - 15 = 2
19 - 15 = 4
16 - 15 = 1
20 - 15 = 5
15 - 15 = 0
21 - 15 = 6
22 - 15 = 7
23 - 15 = 8
4 - 1 = 3
5 - 2 = 3
6 - 3 = 3
7 - 4 = 3
8 - 5 = 3
9 - 6 = 3
81 - 70 = 11
46 - 42 = 4
78 - 12 = 66
36 - 15 = 21
79 - 46 = 33
63 - 60 = 3
3 × 1 = 3
1 + 2 = 3