Examples for

Percentages
A percentage is a number expressed as a fraction of 100, and the percent sign, %, is often used as standard notation. Wolfram|Alpha can take a percentage of a number or quantity and calculate percentage increase or decrease problems.

Percentages

Take a percentage of a number or a quantity.

Find information about a percentage:

Convert a fraction to a percentage:

Calculate a percentage of a number:

Calculate a percentage of a quantity:

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Percent Increase & Decrease

Increase or decrease numbers or quantities by a percentage.

Increase a quantity by a percentage:

Compute a discounted price:

Compute successive increases or decreases:

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