I created and subscribed to Learn Spanish Numbers a few weeks ago. I knew I was learning and retaining the numbers, but I didn’t realize how well Popling was working for me until my latest trip to Baja.
Somewhere around the small town of Colonet, I stopped at a gas station and told the attendant: lleno (full). When he finished he leaned toward the window and said “Trescientos veintiocho”. Immediately, I translated that in my head to 328 pesos, without even thinking about it. I don’t think the guy knew what to make of my huge smile, because no one could be that happy about paying for gas. 
I remember that grin. It’s a great feeling when all just clicks together up there in the brain.
my God, i thought you were going to chip in with some decisive insght at the end there, not leave it with