WCRJ
      +---------
HMMGG | CCQMCJCQ
       -HMMGG
        =====
        GCWJPJ
       -GYMPHR
        ======
         WRRWPC
        - NMNYY
         ======
          GRRMRQ
         -GWMYQM
          ======
            GHWW

base: 11
letters: CGHJMNPQRWY
difficulty: easy
restrictions: no multiplication