TFTM
      ----------
PFTWX ) WFMTGWUX
       -TXFGU
        =====
         UYMPW
        -MUJMT
         =====
          WMUPU
         -TXFGU
          =====
           GPFYX
          -GPPJY
           =====
             TPX

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