80% off 20 = 4 | Discount Calculator
A 80% discount on 20 is 4, saving 16. See the step-by-step discount calculation.
80% off 20 = 4 (you save 16)
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Solution: What is 80 percent off 20?
Discount = 80% × 20 = 16
Final price = 20 − 16 = 4
Final price = 20 − 16 = 4
Step-by-step explanation
- Find the discount amount: 80% of 20 = 0.8 × 20 = 16.
- Subtract the discount from the original price: 20 − 16 = 4.
- So after a 80% discount you pay 4 and save 16.
Good to know
The quick way to a sale price is to multiply by what you still pay: keeping 20% means × 0.2, so 20 × 0.2 = 4 — the same answer in one step.
Frequently asked questions
What is 80 percent off 20?
80% off 20 = 4 (you save 16).
How is it calculated?
See the step-by-step solution above — it uses the standard percentage formula.
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