A $30 item is 50% off. What is the sale price?
The sale price is $15. You save $15.
How to work it out
- 1
The original price is $30 and the discount is 50%.
- 2
Method 1: find the discount, then subtract it.
- 3
Method 2: you pay 50% of the price, so multiply by 0.5:
- 4
Answer: the sale price is $15 and you save $15.
LaTeX source of the formulas on this page
\[ 30 \times 0.5 = 15 \]
\[ 50\% \text{ of } 30 = 0.5 \times 30 = 15\qquad 30 - 15 = 15 \]$30 at other discounts
| Discount | Sale price |
|---|---|
| 5% off | $28.5 |
| 10% off | $27 |
| 15% off | $25.5 |
| 20% off | $24 |
| 25% off | $22.5 |
| 30% off | $21 |
| 40% off | $18 |
Questions
What is 50% off $30?
The sale price is $15. You save $15.
How do I find the sale price quickly?
Multiply the price by 0.5 (that is 100% − 50%).