16 加法 9 等于多少？
16 + 9 = 25
16加法9 等于 25
竖式演算
验算
- 用减法验算：25 − 9 = 16
- 用减法验算：25 − 16 = 9
相关题目
16 + 8 = 24
16 + 10 = 26
16 + 11 = 27
16 + 7 = 23
16 + 12 = 28
16 + 6 = 22
16 + 13 = 29
16 + 5 = 21
15 + 9 = 24
17 + 9 = 26
14 + 9 = 23
18 + 9 = 27
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2 + 23 = 25
3 + 22 = 25
4 + 21 = 25
5 + 20 = 25
6 + 19 = 25
10 + 93 = 103
52 + 92 = 144
84 + 65 = 149
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52 - 27 = 25