0024
      +---------
57886 | 8ABB4A53
       -57886
        =====
         6775A
        -57886
         =====
         9A9175
        -034992
         ======
          924833
         -9811B8
          ======
           03616

base: 12
letters: 0123456789AB
difficulty: medium
restrictions: no multiplication