Each letter stands for a 1-digit number.  No two letters may stand for the same number.  Using pen and paper (i.e. not writing a computer program), find a value for each letter from the following set:  0, 1, 2, 3, 4, 6, 7, 8, 9.

 

    BAD    

+   LET      

-------          

   OVER         

 

  

Answer is here.

 

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