48 减法 30 等于多少？
48 - 30 = 18
48减法30 等于 18
竖式演算
验算
- 用加法验算：18 + 30 = 48
相关题目
48 - 29 = 19
48 - 31 = 17
48 - 28 = 20
48 - 32 = 16
48 - 33 = 15
48 - 27 = 21
48 - 34 = 14
48 - 26 = 22
49 - 30 = 19
47 - 30 = 17
50 - 30 = 20
46 - 30 = 16
51 - 30 = 21
45 - 30 = 15
52 - 30 = 22
44 - 30 = 14
19 - 1 = 18
20 - 2 = 18
21 - 3 = 18
22 - 4 = 18
23 - 5 = 18
24 - 6 = 18
98 - 14 = 84
84 - 80 = 4
79 - 74 = 5
85 - 64 = 21
46 - 22 = 24
87 - 3 = 84
1 × 18 = 18
15 + 3 = 18