You've probably spent hundreds of dollars without giving them a second thought. Maybe you've folded that crisp blue Benjamin for your wallet or handed it over for groceries without even glancing at ...

Take a dollar bill out of your wallet. How much is it worth? Say "a dollar," and chances are, you're absolutely right. But it's also possible that the humble Washington in your hands is worth much ...

JOPLIN, Mo. (KSNF) — That $1, $5, or $10 bill in your wallet might be worth way more than its face value. Knowing what your paper money might be worth is all in the serial number. Serial numbers are ...