You can call it a C-note, a Benjamin, a Franklin, or a Ben, but no matter what nickname you give it, a 100-dollar bill is always worth at least $100. In some cases, though, super rare 100-dollar bills ...

While most $2 bills are worth face value, some of the less-used currency could be worth significantly more. Depending on the year and how the paper note was circulated, some $2 bills are now worth ...