Percentage Calculator

Online Free Percentage Calculator

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what is the percentage change

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increase _ % of _

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a _ % decrease of _ is _ (Reverse Percentage)

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a _ % increase of _ is _ (Reverse Percentage)

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Percentage Calculators

  • Online percentage calculator, with many common phrases to make the calculation more simple and easy.

    Calculate percentage, increase and/or decrease percent, reverse percentage, the percentage change between two numbers, and the percentage converter.

How to Calculate a Percentage of a number

  • Divide the percentage number by 100, you will get the decimal number of the percentage, then multiply the decimal number by a number to get the percentage of the number.

    Formula:
    X percent of Y number
    X% of Y = ( X / 100 ) x Y

    Example:
    5 percent of 80
    5% of 80 = ( 5 / 100 ) x 80 = 4

How to Calculate Percentage

  • Divide the number with the total number, and multiplied by 100, to get the percentage of the number from the total number.

    Formula:
    X is what percent of Y
    Percentage = ( X ÷ Y ) x 100

    Example:
    5 is what percent of 80
    ( 5 ÷ 80 ) x 100 = 6.25%