Percentage Calculator

Percentage Calculator is a free online tool to calculate percentages.

What is a Percentage Calculator?

Percentage Calculator is a free online tool to help you quickly and easily calculate percentages for a variety of purposes, such as discounts, tips, percentage increase or decrease, and more. Simply enter your numbers and get instant results!

What is Y% of X?

of %
Result:

X is what percent of Y?

is what percent of
Result:

X increased by Y% is what?

increased by %
Result:

X decreased by Y% is what?

decreased by %
Result:

Frequently Asked Questions

  • How to calculate percentage?

    To calculate a percentage, divide the part by the whole and multiply the result by 100. For example, if you have 20 out of 50, the calculation is (20 / 50) × 100 = 40%.

  • How to calculate percentage increase?

    Subtract the original value from the new value, divide the result by the original value, and then multiply by 100. Formula: ((new value - original value) / original value) × 100. This shows how much a value has grown in percentage terms.

  • How to calculate for the percentage?

    Identify the part and the whole, then use the formula: (part / whole) × 100. This gives you the percentage that the part represents of the whole.

  • How to calculate percentage of a number?

    Multiply the number by the percentage expressed as a decimal. For example, to find 25% of 200: 200 × 0.25 = 50.

  • How to calculate percentage change?

    Use the formula: ((new value - old value) / old value) × 100. This measures the relative change between two values as a percentage.

  • How to calculate percentages?

    Percentages are calculated by dividing the part by the whole and multiplying by 100. This method is used in various contexts such as statistics, finance, and everyday calculations.

  • How do you calculate percentages?

    The calculation is the same: (part / whole) × 100. This formula converts a ratio or fraction into a percentage.

  • How to calculate body fat percentage?

    Body fat percentage can be estimated using formulas based on body measurements, calipers, or bioelectrical impedance. The basic formula is: (body fat mass / total body weight) × 100.

  • How to calculate percentage difference?

    Use the formula: |value1 - value2| / ((value1 + value2) / 2) × 100. This expresses the absolute difference between two values as a percentage of their average.

  • What is a percentage?

    A percentage is a way of expressing a number as a fraction of 100. For example, 45% means 45 out of 100. Percentages are commonly used to compare proportions.

  • Why percentages matter?

    Percentages are essential for understanding proportions, making comparisons, and interpreting data in fields such as finance, science, and everyday life.