68 加法 47 等于多少？
68 + 47 = 115
68加法47 等于 115
竖式演算
验算
- 用减法验算：115 − 47 = 68
- 用减法验算：115 − 68 = 47
相关题目
68 + 46 = 114
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67 + 47 = 114
69 + 47 = 116
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5 × 23 = 115
23 × 5 = 115
20 + 47 = 67