What is 90% of 20?

90% of 20 is

18

To find 90% of 20, multiply 20 by 90 and divide by 100. 20 × 90 ÷ 100 = 18.

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Result

18

Another way to look at it

Turn it around: 18 is 90% of 20. Put another way, 18 out of every 20 is the same as 90%.

Quick example

If 20 people took part and 90% said yes, that is 18 people.

Other percentages of 20

What is 5% of 20? 1
What is 10% of 20? 2
What is 12.5% of 20? 2.5
What is 15% of 20? 3
What is 17.5% of 20? 3.5
What is 25% of 20? 5

Browse more common percentage calculations — a quick-reference page covering all common combinations.