Free practice · numeric · medium
Practice
Combine a discount and flat fee
A fictional USD 80 subtotal receives a 10% discount, then a USD 5 flat fee. What is the final price in USD?
Final-price stack
Give every discount, charge, tip, and fee its own base
- Starting amount
- Define the subtotal or list-price base
- Percent items
- Label each supplied rate and its exact base
- Flat items
- Add fixed amounts without treating them as rates
- Sequence
- Apply components in the stated order
- Control
- Round at the stated point and reconcile the total
The calculation sequence comes from the stated fictional exercise. Real taxes and fees require current jurisdiction-specific facts outside this practice.