WFQP
      ----------
XTNMM ) AXATWPFM
       -PAEMQ
        =====
         TFQFP
        -FWXMA
         =====
          WFFMF
         -EFTMW
          =====
           MAMWM
          -MXWMT
           =====
            PFPW

base: 10
symbols: AEFMNPQTWX
difficulty: intermediate
restrictions: no multiplication