97 加法 30 等于多少？
97 + 30 = 127
97加法30 等于 127
竖式演算
验算
- 用减法验算：127 − 30 = 97
- 用减法验算：127 − 97 = 30
相关题目
97 + 29 = 126
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97 + 33 = 130
97 + 27 = 124
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96 + 30 = 126
98 + 30 = 128
95 + 30 = 125
99 + 30 = 129
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28 + 99 = 127
29 + 98 = 127
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77 + 50 = 127
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79 + 4 = 83
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24 + 29 = 53
53 + 21 = 74