3824
      +---------
4D3FB | 6244006B
       -4D3FB
        =====
        9636D0
       -99D972
        ======
         989A36
        -9E6B2A
         ======
           0350B
          -866C9
           =====
           9C795

base: 16
letters: 0123456789ABCDEF
difficulty: medium
missing: 1