Why do gas stations charge 9/10ths of a cent, and how do they even take that out of your bank account?

Question

Why do gas stations charge 9/10ths of a cent, and how do they even take that out of your bank account?

In: Other

Answer 1

>ELI5: Why do gas stations charge 9/10ths of a cent, and how do they even take that out of your bank account?

They don’t. They only take out the amount (price*volume) rounded to nearest penny. However, for the gas stations, that extra ten cents per fill-up adds up over the day.