What is 20% of 500?
20% of 500 = 100
Working: 500 × 0.2 = 100
20 percent of 500 is 100.
To find a percentage of a number, convert the percentage to a decimal by dividing by 100, then multiply. Here that is 20 ÷ 100 = 0.2, and 500 × 0.2 = 100.
There is usually a faster mental route. Ten percent of 500 is 50 — just move the decimal point one place left. Multiply that by 2 to get 100.
Twenty percent is the most-used percentage in ordinary life: the customary US restaurant tip for good service, the UK's standard VAT rate, and retail's most common headline discount. It is also the easiest after ten percent — find a tenth and double it.
Five hundred is the range of a significant purchase or a monthly bill, where a few percent starts to be real money. It is also an easy anchor: one percent is five, so any whole percentage is just that figure multiplied up.
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Frequently asked questions
What is 20 percent of 500?
20% of 500 is 100. Multiply 500 by 0.2 to get the answer.
What is 20% off 500?
Taking 20% off 500 leaves 400. The discount itself is 100, so subtract that from 500 — or multiply 500 by 0.8 to get to the final price in one step.
How do you calculate a percentage of a number?
Divide the percentage by 100 to turn it into a decimal, then multiply that decimal by the number. For example 20% becomes 0.2, and 0.2 multiplied by the number gives the answer.
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For any other value, use the full Percentage Calculator on BrainVert.