What is 40% of 20?
40% of 20 = 8
20 × 40/100 = 8
How to calculate 40% of 20
Multiply 20 by 40 and divide by 100: 20 × 40 ÷ 100 = 8. Equivalent shortcut: 20 × 0.4 = 8.
As a discount
A 40% discount on a 20 purchase saves you 8, so you pay 12. Stacking more discounts? Use the Discount & Tax Calculator — stacked discounts multiply, they don't add.
Related percentages
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