A $150 item is 10% off. What is the sale price?
The sale price is $135. You save $15.
How to work it out
- 1
The original price is $150 and the discount is 10%.
- 2
Method 1: find the discount, then subtract it.
- 3
Method 2: you pay 90% of the price, so multiply by 0.9:
- 4
Answer: the sale price is $135 and you save $15.
LaTeX source of the formulas on this page
\[ 150 \times 0.9 = 135 \]
\[ 10\% \text{ of } 150 = 0.1 \times 150 = 15\qquad 150 - 15 = 135 \]$150 at other discounts
| Discount | Sale price |
|---|---|
| 5% off | $142.5 |
| 15% off | $127.5 |
| 20% off | $120 |
| 25% off | $112.5 |
| 30% off | $105 |
| 40% off | $90 |
| 50% off | $75 |
Questions
What is 10% off $150?
The sale price is $135. You save $15.
How do I find the sale price quickly?
Multiply the price by 0.9 (that is 100% − 10%).