47 加法 70 等于多少？
47 + 70 = 117
47加法70 等于 117
竖式演算
验算
- 用减法验算：117 − 70 = 47
- 用减法验算：117 − 47 = 70
相关题目
47 + 69 = 116
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46 + 70 = 116
48 + 70 = 118
49 + 70 = 119
45 + 70 = 115
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13 × 9 = 117