15 减法 8 等于多少？
15 - 8 = 7
15减法8 等于 7
竖式演算
验算
- 用加法验算：7 + 8 = 15
相关题目
15 - 7 = 8
15 - 9 = 6
15 - 6 = 9
15 - 10 = 5
15 - 5 = 10
15 - 11 = 4
15 - 4 = 11
15 - 12 = 3
14 - 8 = 6
16 - 8 = 8
13 - 8 = 5
17 - 8 = 9
18 - 8 = 10
12 - 8 = 4
19 - 8 = 11
11 - 8 = 3
8 - 1 = 7
9 - 2 = 7
10 - 3 = 7
11 - 4 = 7
12 - 5 = 7
13 - 6 = 7
73 - 66 = 7
60 - 31 = 29
62 - 45 = 17
61 - 3 = 58
60 - 35 = 25
98 - 79 = 19
7 × 1 = 7
2 + 5 = 7