31 减法 24 等于多少?
31 - 24 = 7
31减法24 等于 7
竖式演算
验算
- 用加法验算:7 + 24 = 31
相关题目
31 - 23 = 8
31 - 25 = 6
31 - 22 = 9
31 - 26 = 5
31 - 21 = 10
31 - 27 = 4
31 - 20 = 11
31 - 28 = 3
30 - 24 = 6
32 - 24 = 8
29 - 24 = 5
33 - 24 = 9
34 - 24 = 10
28 - 24 = 4
35 - 24 = 11
27 - 24 = 3
8 - 1 = 7
9 - 2 = 7
10 - 3 = 7
11 - 4 = 7
12 - 5 = 7
13 - 6 = 7
51 - 45 = 6
94 - 6 = 88
81 - 75 = 6
72 - 69 = 3
50 - 25 = 25
85 - 47 = 38
1 + 6 = 7
3 + 4 = 7