Could you change this bill to small change?
How would you like to change it?
Change these to dollars, please.
I'd like to change Korean money into dollars.
I'd like to exchange Korean won for dollars.
I want it all ten dollar bills.
I want seven ten dollar bills and thirty one dollar bills.
Please cash my traveler's check.
Can I cash a traveler's check here?
I'd like to cash this traveler's check.
Please endorse on the back.
Where can I change money?
Where can I exchange some foreign currency?
What's the current exchange rate today?
Here is the exchange rate table.