29 减法 21 等于多少?
29 - 21 = 8
29减法21 等于 8
竖式演算
验算
- 用加法验算:8 + 21 = 29
相关题目
29 - 20 = 9
29 - 22 = 7
29 - 19 = 10
29 - 23 = 6
29 - 24 = 5
29 - 18 = 11
29 - 25 = 4
29 - 17 = 12
28 - 21 = 7
30 - 21 = 9
31 - 21 = 10
27 - 21 = 6
32 - 21 = 11
26 - 21 = 5
33 - 21 = 12
25 - 21 = 4
9 - 1 = 8
10 - 2 = 8
11 - 3 = 8
12 - 4 = 8
13 - 5 = 8
14 - 6 = 8
88 - 82 = 6
69 - 12 = 57
97 - 95 = 2
72 - 20 = 52
57 - 57 = 0
4 × 2 = 8
8 × 1 = 8
6 + 2 = 8