Thank You Page not showing the calculated value

necesito realizar un calculo del formulario oculto y mostrarlo en la pagina de confirmacion pero al estar oculto no me lo muestra en la pagina de confirmacion como puedo hacer

Hi Atlantic,

Thanks for using Jotform. I see that you've already opened another support ticket with the same issue. In order to keep our support forum organized, we'll handle your case in this thread.

Let us know if there’s anything else we can help you with.