What is 15% of 20?
15% of 20 = 3
20 × 15/100 = 3
How to calculate 15% of 20
Multiply 20 by 15 and divide by 100: 20 × 15 ÷ 100 = 3. Equivalent shortcut: 20 × 0.15 = 3.
As a discount
A 15% discount on a 20 purchase saves you 3, so you pay 17. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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