# Percentage Calculators

Our percentage calculators and resources are useful when working with percentages or converting values to and from a percentage. From finding the percentage of a value or converting a fraction or decimal to a percentage there’s a tool for you.

Use our other math calculators to solve more math problems.

## Decimal to Percent Calculator – Convert a Figure to %

Easily convert a decimal value to a percentage using this simple calculator. To convert to percentage multiply a decimal value by 100 and add a % symbol at the end.

## Fraction Percent Equivalents

See percent equivalents for common fractions in a simple chart.

## Fraction to Percent Calculator

Convert fractions to percentages using the fraction to percent calculator. The calculator shows the work so you can see the steps.

## Percent Calculator – Find the Percentage of a Value

Solve the percentage of a value using our percentage calculator. The percentage of a value can be found by multiplying the value by the percentage and dividing by 100.

## Percent Change Calculator – Express Change in a Value as a Percentage

Find the percentage of change from an initial value to a final value using our percent change calculator. The calculator even shows its work so you can see how to find the result yourself.

## Percent Decrease Calculator – Solve the Decrease in a Value

Find the decrease in a value by a percentage by entering the value and percent below. Use our percent increase calculator to find the increase in a value. How to Find Percent Decrease Percent decrease is the change in a value by a percentage and can be found by finding the difference between the current […]

## Percent Difference Calculator and Tutorial

Find the percentage difference between two numbers using our calculator Percent difference is the difference between two values divided by the average of two values.

## Percent Error Calculator – Plus the Formula and Examples

Find the percent error in measurements to determine the precision and accuracy of an experiment. Percent error is the difference between the theoretical and observed values in an experiment.

## Percent Increase Calculator – Solve the Increase in a Value

Calculate the increase in a value by a percentage, which can be done by finding the amount to increase by(the difference) and then adding to the original value.

## Percent to Decimal Calculator – With Formulas and Examples

Convert a percentage to a decimal value easily with our conversion calculator. To convert percent to a decimal simply divide by 100 and remove the % symbol.

## Percent to Total Calculator

FInd the total value given a percentage and the portion of the total. For example, solve the total that when multiplied by a percentage equals a known value.

## Percentage of a Percentage Calculator – Solve Compounding Percentages

Find the percentage of a percentage by dividing both by 100, multiplying them together, then multiplying by 100. Our calculator makes this as simple as adding both values and submitting the form.