You are welcome to answer questions posted in the Ask a Teacher forum as long as your suggestions, help, and advice reflect a good understanding of the English language. If you are not a teacher, you will need to state that clearly at the top of your post. Please note, all posts are moderated by our in-house language experts, so make sure your suggestions, help, and advice house the kind of information an international language teacher would offer. If not, and your posts do not contribute to the topic in a positive way, they will be subject to deletion.
Hi there
Here is the situation. You have some money in $20 notes and you need them in $100.How you say your request to a bank teller?
Could you change $20 notes to $100 ones?
Or, could you change $20 notes for $100 ones?
Thank you
Cash exchange, to or for? 
Linear Mode
