What is 80% of 800?
80% of 800 = 640
800 × 80/100 = 640
How to calculate 80% of 800
Multiply 800 by 80 and divide by 100: 800 × 80 ÷ 100 = 640. Equivalent shortcut: 800 × 0.8 = 640.
As a discount
A 80% discount on a 800 purchase saves you 640, so you pay 160. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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