7 加法 28 等于多少？
7 + 28 = 35
7加法28 等于 35
竖式演算
验算
- 用减法验算：35 − 28 = 7
- 用减法验算：35 − 7 = 28
相关题目
7 + 29 = 36
7 + 27 = 34
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7 + 26 = 33
7 + 31 = 38
7 + 25 = 32
7 + 32 = 39
7 + 24 = 31
6 + 28 = 34
8 + 28 = 36
5 + 28 = 33
9 + 28 = 37
4 + 28 = 32
10 + 28 = 38
11 + 28 = 39
3 + 28 = 31
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2 + 33 = 35
3 + 32 = 35
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5 + 30 = 35
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52 + 82 = 134
86 + 9 = 95
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90 + 58 = 148
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43 - 8 = 35