算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?标准答案回答不清楚,
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![算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?标准答案回答不清楚,](/uploads/image/z/217597-13-7.jpg?t=%E7%AE%97%E5%BC%8F1%C3%971%2B11%C3%9711%2B111%C3%97111...%2B111...11%EF%BC%882010%E4%B8%AA%E4%B8%80%EF%BC%89%C3%97111...1%EF%BC%882010%E4%B8%AA%E4%B8%80%EF%BC%89%E7%9A%84%E7%BB%93%E6%9E%9C%E7%9A%84%E6%9C%AB%E4%B8%89%E4%BD%8D%E6%95%B0%E5%AD%97%E6%98%AF%3F%E7%AE%97%E5%BC%8F1%C3%971%2B11%C3%9711%2B111%C3%97111...%2B111...11%EF%BC%882010%E4%B8%AA%E4%B8%80%EF%BC%89%C3%97111...1%EF%BC%882010%E4%B8%AA%E4%B8%80%EF%BC%89%E7%9A%84%E7%BB%93%E6%9E%9C%E7%9A%84%E6%9C%AB%E4%B8%89%E4%BD%8D%E6%95%B0%E5%AD%97%E6%98%AF%3F%E6%A0%87%E5%87%86%E7%AD%94%E6%A1%88%E5%9B%9E%E7%AD%94%E4%B8%8D%E6%B8%85%E6%A5%9A%2C)
算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?标准答案回答不清楚,
算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?
算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?
标准答案回答不清楚,求容易懂得解析,不要太深奥哈!
这道算式不光光指示乘,还有加累!
算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?算式1×1+11×11+111×111...+111...11(2010个一)×111...1(2010个一)的结果的末三位数字是?标准答案回答不清楚,
一楼肯定不对 末尾应该是0,因为这个结果的个位数是由2010项的个位加起来决定,而且每一个都是1说以应该是2010,2010的末尾是0.
仿照2楼末三位是1+121+321+321+321+……+321,及1+121+(2010-2)×321,求它的末三位就行了,结果是644690,所以答案就是690
1×1=1,11×11=121,111×111=12321,及111(n个1)×111(n个1)=12…n…21,所以末三位是1+21+321+321+321+……+321,及1+21+(2010-2)×321,求它的末三位就行了,结果是644590,所以答案就是590
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