Calculators & Converters
    Percentage
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    Percentage (%) Calculator

    getcalc.com's Percentage (%) Calculator is an online basic math functions tool to find X is what percent of Y to measure the relative percentage score of observed value to reference value. To calculate X% of Y, percentage difference, change, increase, decrease or error, use the below calculators

    Definition & Formulas

    Percentage is an important mathematical function used to measure the certain quantity in percentage with respect to the reference value. For example, 475 is what percent of 500? 475 is 95% of 500. Therefore, the score is measured in percentage from the reference value.

    Percentage Calculation Formulas
    percentage (%) formula
    Formula to calculate X is what percent of Y


    X% of Y - X percentage of Y formula
    Formula to calculate X percent of Y (X% of Y)


    percentage (%) difference formula
    Formula to calculate percentage difference between two relative scores


    percentage (%) error formula
    Formula to calculate percentage error


    percentage (%) change formula
    Formula to calculate percent change (increase or decrease)
    getcalc.com Calculators