French phrase
Combien cela fait-il en ~ ?
Meaning
How much is that in ___?
When to use it
Asks for the equivalent amount in another currency or unit. It is a polite way to request a conversion, often while traveling or checking a displayed price.
Example dialogue
Combien cela fait-il en euros ?
How much is that in euros?
Ça fait 15 euros.
It's 15 euros.