20 减法 10 等于多少？
20 - 10 = 10
20减法10 等于 10
竖式演算
验算
- 用加法验算：10 + 10 = 20
相关题目
20 - 9 = 11
20 - 11 = 9
20 - 8 = 12
20 - 12 = 8
20 - 7 = 13
20 - 13 = 7
20 - 6 = 14
20 - 14 = 6
19 - 10 = 9
21 - 10 = 11
22 - 10 = 12
18 - 10 = 8
23 - 10 = 13
17 - 10 = 7
24 - 10 = 14
16 - 10 = 6
11 - 1 = 10
12 - 2 = 10
13 - 3 = 10
14 - 4 = 10
15 - 5 = 10
16 - 6 = 10
92 - 72 = 20
97 - 2 = 95
50 - 10 = 40
83 - 83 = 0
84 - 3 = 81
28 - 7 = 21
10 × 1 = 10
2 × 5 = 10