小军在计算一道除法时，把除数72看成27，结果得到的商是58，余数是18．请你算一算，正确的商应该是多少？
人气：230 ℃ 时间：2019-08-20 11:48:13
解答
当除数是27时，根据除法各部分间的关系求出被除数是：58×27+18=1584，
1584÷72=22；
答：正确的商是22．
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