15 减法 7 等于多少？
15 - 7 = 8
15减法7 等于 8
竖式演算
验算
- 用加法验算：8 + 7 = 15
相关题目
15 - 6 = 9
15 - 8 = 7
15 - 5 = 10
15 - 9 = 6
15 - 4 = 11
15 - 10 = 5
15 - 3 = 12
15 - 11 = 4
14 - 7 = 7
16 - 7 = 9
17 - 7 = 10
13 - 7 = 6
18 - 7 = 11
12 - 7 = 5
19 - 7 = 12
11 - 7 = 4
9 - 1 = 8
10 - 2 = 8
11 - 3 = 8
12 - 4 = 8
13 - 5 = 8
14 - 6 = 8
53 - 4 = 49
72 - 13 = 59
63 - 39 = 24
57 - 9 = 48
83 - 8 = 75
2 × 4 = 8
3 + 5 = 8
1 + 7 = 8