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Reviewed for accuracy by Daniel Agrici, Founder & Lead Developer

Black Friday Savings Calculator

Calculator

Adjust values & calculate

Enter your values below. Every result is computed in your browser โ€” no data is sent to any server.

Formula: True Discount = (Typical Price - Sale Price) / Typical Price x 100 | Inflation = (Advertised - Typical) / Typical x 100

Your Result

Worked example โ€” Grade: B | Advertised 40% off but true discount is 20% | Real savings: $150 | List price inflated 33%

Reviewed for accuracy by Daniel Agrici, Founder & Lead Developer ยท Editorial policy