This percentage calculator converts fractions or numbers in percent.

percentage online

A **percentage** is defined as a coefficient of proportionality expressed as a
fraction whose denominator is the number 100. It is noted%,
for example `25/100=25%`.

The **online percentage calculator** is able to convert mathematical expressions into percentages .
It can convert fractions into percentages, or numbers into percentages.

To **transform a fraction into a percentage**,
it is therefore necessary to express it in the form of an equivalent fraction whose denominator is 100.

The calculator is able to convert a fraction into a percentage. For example, to convert a percentage fraction like `1/4`, enter percentage(`1/4`).

To **convert a decimal number as a percentage** it must be expressed as a fraction with a denominator of 100.
The **percentage calculator** can do this type of calculation.

Thus, to express 0.25 as a percentage, simply enter the following expression: percentage(`0.25`).

To **transform an integer as a percentage**, it must be expressed as a fraction with a denominator of 100.

Thus, to transform the number 2 into a percentage, enter percentage(`2`).

The site also offers a selection of games and exercises on percentages.

- percentage(number)
- percentage(fraction)

- percentage(`0.02`) , returns 2%
- percentage(`1/4`) , returns 25%.

See also

- Calculation of binomial coefficients : binomial_coefficient. A binomial coefficient calculator that allows you to calculate a binomial coefficient from two integers.
- Compare two fractions : compare_fractions. The calculator allows to compare two fractions, indicating the steps of the calculations.
- Partial fraction decomposition calculator : partial_fraction_decomposition. The calculator allows a rational fraction to be broken down into simple elements.
- Prime factorization calculator : prime_factorization. The function prime_factorization is used to calculate online the decomposition of an integer into prime factors.
- Denominator of a fraction : denominator. The denominator function allows the calculation of the denominator of a fraction.
- Fraction calculator : fraction. Fraction calculator that allows to do all types of calculations step by step on fractions.
- Numerator of a fraction : numerator. The numerator function allows the calculation of the numerator of a fraction.
- Gcd calculation online : gcd. GCD calculator that uses Euclid's algorithm to give the steps of the GCD calculation.
- Percentage calculator : percentage. This percentage calculator converts fractions or numbers in percent.
- Least common multiple : lcm. LCM calculator to calculate the least common multiple (LCM).

- Transform a decimal number into a percentage : This exercise corrected of calculation makes it possible to practise on line to transform a decimal number into percentage.
- Transform a fraction into a percentage : This corrected math exercise allows you to practice transforming a fraction into a percentage online.
- Calculation of a percentage from two numbers : The purpose of this math exercise is to calculate a percentage from two numbers.
- Calculation of a percentage from two given integers : The purpose of this math exercise is to determine a percentage from two given integers.

Course reminders, calculators, exercises and games : Fractions