A $40 item is 30% off. What is the sale price?
The sale price is $28. You save $12.
How to work it out
- 1
The original price is $40 and the discount is 30%.
- 2
Method 1: find the discount, then subtract it.
- 3
Method 2: you pay 70% of the price, so multiply by 0.7:
- 4
Answer: the sale price is $28 and you save $12.
LaTeX source of the formulas on this page
\[ 40 \times 0.7 = 28 \]
\[ 30\% \text{ of } 40 = 0.3 \times 40 = 12\qquad 40 - 12 = 28 \]$40 at other discounts
| Discount | Sale price |
|---|---|
| 5% off | $38 |
| 10% off | $36 |
| 15% off | $34 |
| 20% off | $32 |
| 25% off | $30 |
| 40% off | $24 |
| 50% off | $20 |
Questions
What is 30% off $40?
The sale price is $28. You save $12.
How do I find the sale price quickly?
Multiply the price by 0.7 (that is 100% − 30%).