gistfile1.txt

--view, assuming it's named "numbers/number.html.erb"

 <%= form_tag "/somewhere" do %>
  <%= text_field_tag "number %>
  <%= submit_tag "Send" %>
  <%= submit_tag "Send2" %>
  <% end %>

  <% if @result %>
    <%= @result %>
  <% end %>

--controller SomethingController
  def somewhere
   @result = params[:number]
   case params[:submit] 
    when "Send" # do stuff
    when "Send2" # do stuff
   end
   # do some stuff to @result
   render "numbers/number.html.erb"
  end

-- route

  match "/somewhere" => "something#somewhere"