67 加法 54 等于多少？
67 + 54 = 121
67加法54 等于 121
竖式演算
验算
- 用减法验算：121 − 54 = 67
- 用减法验算：121 − 67 = 54
相关题目
67 + 53 = 120
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67 + 51 = 118
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66 + 54 = 120
68 + 54 = 122
65 + 54 = 119
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