Percentage Calculator

What is X% of Y
What is
% of
=
X is what percent of Y
is what percent of
=
%
What is the percentage increase/decrease
From
to
=
%

Percentage Calculator is a free online tool that helps you to calculate percentages from a value to another value, or from a percentage to a value.

Percentage Calculator can be useful for many purposes, such as:

  • Calculating grades, marks, scores, or ratings

  • Comparing data, statistics, or trends

  • Measuring progress, growth, or performance

  • Estimating discounts, tips, taxes, or interest

  • Converting fractions, decimals, or ratios to percentages

  • Simplifying math problems or equations involving percentages

Roofing Calculator is a free roofing square footage calculator to determine your roof size and get the right amount of roofing shingles for your job.

Roofing Calculator

Roofing Calculator is a free roofing square footage calculator to determine your roof size and get the right amount of roofing shingles for your job.
Pythagorean Theorem Calculator could finds the unknown side length of a right triangle to quickly solve right triangle problems.

Pythagorean Theorem Calculator

Pythagorean Theorem Calculator could finds the unknown side length of a right triangle to quickly solve right triangle problems.
Percent To Fraction Calculator could help you to convert the given percentages into fractions.

Percent To Fraction Calculator

Percent To Fraction Calculator could help you to convert the given percentages into fractions.
Force Calculator help you to determine the unknown variable in the force equation Force = mass × acceleration (F = ma).

Force Calculator

Force Calculator help you to determine the unknown variable in the force equation Force = mass × acceleration (F = ma).