7 加法 17 等于多少?
7 + 17 = 24
7加法17 等于 24
竖式演算
验算
- 用减法验算:24 − 17 = 7
- 用减法验算:24 − 7 = 17
相关题目
7 + 16 = 23
7 + 18 = 25
7 + 15 = 22
7 + 19 = 26
7 + 20 = 27
7 + 14 = 21
7 + 21 = 28
7 + 13 = 20
6 + 17 = 23
8 + 17 = 25
5 + 17 = 22
9 + 17 = 26
4 + 17 = 21
10 + 17 = 27
11 + 17 = 28
3 + 17 = 20
1 + 23 = 24
2 + 22 = 24
3 + 21 = 24
4 + 20 = 24
5 + 19 = 24
6 + 18 = 24
73 + 73 = 146
74 + 91 = 165
70 + 85 = 155
75 + 43 = 118
85 + 81 = 166
13 + 95 = 108
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51 - 27 = 24