Mileage

Hi can anyone tell me how to create something like miles to next oil change that counts down on the mileage. This possible how can I do this?

It’s in the garage
Screenshot_2020-06-28-09-16-41-298_com.napko.RealDash_compress40.jpg

Then select the input for the text sensor, use the search bar
Screenshot_2020-06-28-09-21-04-430_com.napko.RealDash_compress88.jpg