18 加法 15 等于多少？
18 + 15 = 33
18加法15 等于 33
竖式演算
验算
- 用减法验算：33 − 15 = 18
- 用减法验算：33 − 18 = 15
相关题目
18 + 14 = 32
18 + 16 = 34
18 + 13 = 31
18 + 17 = 35
18 + 12 = 30
18 + 18 = 36
18 + 11 = 29
18 + 19 = 37
17 + 15 = 32
19 + 15 = 34
20 + 15 = 35
16 + 15 = 31
21 + 15 = 36
15 + 15 = 30
22 + 15 = 37
14 + 15 = 29
1 + 32 = 33
2 + 31 = 33
3 + 30 = 33
4 + 29 = 33
5 + 28 = 33
6 + 27 = 33
92 + 26 = 118
17 + 47 = 64
95 + 81 = 176
64 + 92 = 156
8 + 87 = 95
84 + 92 = 176
49 - 16 = 33
54 - 21 = 33