个位是6,且能被3整除的三位数有________个.

发布时间:2020-08-07 05:15:04

个位是6,且能被3整除的三位数有________个.

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28
解析分析:我们分别用1到9的数值在百位上,个位上是6,组数只要符合被3整除即可,由此可知有:126,156,186,216,246,276,336,366,396,426,456,486,516,546,576,606,636,666,696,726,756,786,846,876,906,936,966,996,共计28个.

解答:126,156,186,
216,246,276,
336,366,396,
426,456,486,
516,546,576,
606,636,666,696,
726,756,786,
846,876,
906,936,966,996,
共计28个.
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