A $135 item is 10% off. What is the sale price?
The sale price is $121.5. You save $13.5.
How to work it out
- 1
The original price is $135 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 $121.5 and you save $13.5.
LaTeX source of the formulas on this page
\[ 135 \times 0.9 = 121.5 \]
\[ 10\% \text{ of } 135 = 0.1 \times 135 = 13.5\qquad 135 - 13.5 = 121.5 \]$135 at other discounts
| Discount | Sale price |
|---|---|
| 5% off | $128.25 |
| 15% off | $114.75 |
| 20% off | $108 |
| 25% off | $101.25 |
| 30% off | $94.5 |
| 40% off | $81 |
| 50% off | $67.5 |
Questions
What is 10% off $135?
The sale price is $121.5. You save $13.5.
How do I find the sale price quickly?
Multiply the price by 0.9 (that is 100% − 10%).