What is 10% of 20?
10% of 20 = 2
20 × 10/100 = 2
How to calculate 10% of 20
Multiply 20 by 10 and divide by 100: 20 × 10 ÷ 100 = 2. Equivalent shortcut: 20 × 0.1 = 2.
As a discount
A 10% discount on a 20 purchase saves you 2, so you pay 18. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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