What is 50% of 80?
50% of 80 = 40
80 × 50/100 = 40
How to calculate 50% of 80
Multiply 80 by 50 and divide by 100: 80 × 50 ÷ 100 = 40. Equivalent shortcut: 80 × 0.5 = 40.
As a discount
A 50% discount on a 80 purchase saves you 40, so you pay 40. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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