22 减法 15 等于多少？
22 - 15 = 7
22减法15 等于 7
竖式演算
验算
- 用加法验算：7 + 15 = 22
相关题目
22 - 14 = 8
22 - 16 = 6
22 - 13 = 9
22 - 17 = 5
22 - 12 = 10
22 - 18 = 4
22 - 11 = 11
22 - 19 = 3
21 - 15 = 6
23 - 15 = 8
20 - 15 = 5
24 - 15 = 9
25 - 15 = 10
19 - 15 = 4
26 - 15 = 11
18 - 15 = 3
8 - 1 = 7
9 - 2 = 7
10 - 3 = 7
11 - 4 = 7
12 - 5 = 7
13 - 6 = 7
51 - 38 = 13
61 - 19 = 42
23 - 16 = 7
91 - 52 = 39
41 - 5 = 36
73 - 28 = 45
3 + 4 = 7
6 + 1 = 7