48 减法 27 等于多少？
48 - 27 = 21
48减法27 等于 21
竖式演算
验算
- 用加法验算：21 + 27 = 48
相关题目
48 - 26 = 22
48 - 28 = 20
48 - 29 = 19
48 - 25 = 23
48 - 30 = 18
48 - 24 = 24
48 - 31 = 17
48 - 23 = 25
47 - 27 = 20
49 - 27 = 22
46 - 27 = 19
50 - 27 = 23
45 - 27 = 18
51 - 27 = 24
52 - 27 = 25
44 - 27 = 17
22 - 1 = 21
23 - 2 = 21
24 - 3 = 21
25 - 4 = 21
26 - 5 = 21
27 - 6 = 21
42 - 42 = 0
9 - 6 = 3
76 - 31 = 45
71 - 71 = 0
79 - 63 = 16
53 - 22 = 31
17 + 4 = 21
19 + 2 = 21