What is 50% of 20?
50% of 20 = 10
20 × 50/100 = 10
How to calculate 50% of 20
Multiply 20 by 50 and divide by 100: 20 × 50 ÷ 100 = 10. Equivalent shortcut: 20 × 0.5 = 10.
As a discount
A 50% discount on a 20 purchase saves you 10, so you pay 10. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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