How to use a percent-off calculator

1. Enter the original listed price.
2. Enter the discount percent or tap a preset (10–50%).
3. Optional: enter sales tax % and quantity.
4. Read savings, sale price, tax, grand total, and the comparison table.

Example: $100 · 20% off

What it is not

• Not a store coupon or live deal list
• Not a ZIP-code tax lookup
• Not multi-coupon stacking beyond one percent field

How we calculate · Questions

Frequently asked questions

What inputs do I need?

Original price and percent off. Tax percent and quantity are optional.

Can I share a prefilled link?

Yes—use price, off, tax, and qty query parameters.

Sources linked above include U.S. government materials (for example CFPB, FDIC, NCUA, BLS, IRS) where noted. Sample math uses only labeled Nestfigure assumptions—not bank quotes, job offers, or personalized advice. Last reviewed: August 9, 2026.