A $20 item is 20% off. What is the sale price?
The sale price is $16. You save $4.
How to work it out
- 1
The original price is $20 and the discount is 20%.
- 2
Method 1: find the discount, then subtract it.
- 3
Method 2: you pay 80% of the price, so multiply by 0.8:
- 4
Answer: the sale price is $16 and you save $4.
LaTeX source of the formulas on this page
\[ 20 \times 0.8 = 16 \]
\[ 20\% \text{ of } 20 = 0.2 \times 20 = 4\qquad 20 - 4 = 16 \]$20 at other discounts
| Discount | Sale price |
|---|---|
| 5% off | $19 |
| 10% off | $18 |
| 15% off | $17 |
| 25% off | $15 |
| 30% off | $14 |
| 40% off | $12 |
| 50% off | $10 |
Questions
What is 20% off $20?
The sale price is $16. You save $4.
How do I find the sale price quickly?
Multiply the price by 0.8 (that is 100% − 20%).