What is 18% of 20?

18% of 20 = 3.6

How to work it out

1. Convert the percentage to a decimal: 18 ÷ 100 = 0.18
2. Multiply by the number: 0.18 × 20 = 3.6

20 increased by 18% is 23.6; decreased by 18% it is 16.4 (useful for discounts).

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