> 数学 >
252525×252252
525252×525525
×
987×655−321
666+987×654
=______.
人气:183 ℃ 时间:2020-04-16 07:57:03
解答
252525×252252525252×525525×987×655−321666+987×654,=25×1010152×10101×252×1001525×1001×987×654+987×1−321987×654+666,=2552×252525×666666,=313×1,=313.故答案为:313
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