小张在做一道除法时,误将除数45看成54,结果得到的商是3,余数是7。问正确的商跟余数之和是?( ) A. 11 B. 18 C. 26 D. 37

作者: rantiku 人气: - 评论: 0
问题 小张在做一道除法时,误将除数45看成54,结果得到的商是3,余数是7。问正确的商跟余数之和是?( ) A. 11 B. 18 C. 26 D. 37
选项
答案 D
解析 解题指导: 被除数是54*3+7=169,169/45=3……34,商和余数之和是3+34=37。故答案为D。

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