The cartoon begins as Huey, Dewey, and Louie visit their wealthy Uncle Scrooge McDuck in his bank vault and explain that they want to deposit their money, which totals a considerable $1.95.
He then adds that a Spanish piece of eight is made up of smaller "bits", and that ancient Greek obols were tiny enough to be carried in the mouth.
Going even further back in time, he explains that earliest cavemen attempted to trade goods with one another but soon realized that they "needed money" or a stable standard of value at which to price different items.
Many different objects of silver, copper, bronze and gold were used as currency until eventually coins and paper bills were invented, and cheques and credit cards came along when it became impractical to carry one's cash around at all times.
He describes that it is what people can buy with what they've got is what counts, and that it is a question of economics, and how one must balance one's budget like the pieces of a pie to live comfortable, adding that income tax pays for everything from schools to roads and must be factored in as well.