8abc-abc8=5418 .

0 bình luận về “8abc-abc8=5418 .”

1. `\overline(8abc)“+“5418“+“\overline(abc8) `

   `\overline(abc) “+“8000“+“5418“+“\overline(abc)“xx“10“+“8`

   `\overline(9abc)“=“2574`

   `\overline(abc)“=“2574“:“9“=“286`

    

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