begin{figure}
          includegraphics[width=.9textwidth]{Fig1.PNG}
          label{fig:Fig1}
    end{figure}

  }

  frame{
    frametitle{Learning Algorithm(Contd.)}

    begin{figure}
          includegraphics[width=.9textwidth]{Fig2.PNG}
          label{fig:Fig2}
    end{figure}

  }
  end{document}