28 加法 74 等于多少？
28 + 74 = 102
28加法74 等于 102
竖式演算
验算
- 用减法验算：102 − 74 = 28
- 用减法验算：102 − 28 = 74
相关题目
28 + 73 = 101
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29 + 74 = 103
27 + 74 = 101
30 + 74 = 104
26 + 74 = 100
31 + 74 = 105
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3 + 99 = 102
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66 + 64 = 130
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6 × 17 = 102
17 × 6 = 102