27 减法 4 等于多少?
27 - 4 = 23
27减法4 等于 23
竖式演算
验算
- 用加法验算:23 + 4 = 27
相关题目
27 - 3 = 24
27 - 5 = 22
27 - 2 = 25
27 - 6 = 21
27 - 1 = 26
27 - 7 = 20
27 - 8 = 19
27 - 9 = 18
26 - 4 = 22
28 - 4 = 24
25 - 4 = 21
29 - 4 = 25
24 - 4 = 20
30 - 4 = 26
23 - 4 = 19
31 - 4 = 27
24 - 1 = 23
25 - 2 = 23
26 - 3 = 23
28 - 5 = 23
29 - 6 = 23
30 - 7 = 23
15 - 11 = 4
34 - 12 = 22
48 - 42 = 6
93 - 12 = 81
37 - 25 = 12
68 - 50 = 18
17 + 6 = 23
15 + 8 = 23