What is 5% of 800?
5% of 800 = 40
800 × 5/100 = 40
How to calculate 5% of 800
Multiply 800 by 5 and divide by 100: 800 × 5 ÷ 100 = 40. Equivalent shortcut: 800 × 0.05 = 40.
As a discount
A 5% discount on a 800 purchase saves you 40, so you pay 760. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
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