Add fees and tax to a base price to get the final kiosk checkout cost.
Kiosks often add a service fee before tax, so the final cost is the base plus fees, then tax on that combined subtotal. Unexpected service fees can add several percent to a quick purchase, so computing the final cost avoids checkout surprises.
Kiosk Final Cost
Final cost = (base + service fee) x (1 + tax rate)
Final cost = (base + service fee) x (1 + tax rate) Kiosks often add a service fee before tax, so the final cost is the base plus fees, then tax on that combined subtotal.
Unexpected service fees can add several percent to a quick purchase, so computing the final cost avoids checkout surprises.
This calculator takes 3 inputs: Base price, Service fee, Tax rate. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.