text: // This is a JavaScript file
  $(document).on("click","#calcular", function(){
      var valor1 = parseInt($("#valor1").val()); //pega o valor do elemento 
      var valor2 = parseInt($("#valor2").val()); 
      
      var result = valor1 + valor2;
      
      $("#valor3").val(result);
      
      
      });
  