Arithmetic & Basics
Basic

Discount Price

Final price after a percentage discount.

Formula

price=N(1−p100)\text{price} = N \left(1 - \frac{p}{100}\right)

Variables

NOriginal price
pDiscount percent

Example

$80 at 25% off = $60

Did You Know?

Stores love prices ending in .99 because we read left-to-right and perceive $9.99 as closer to $9 than $10.

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