This free percentage calculator computes a number of values involving percentages, including the percentage difference between two given values.

The original calculator was invented in the 17th century by a Frenchman called Blaise Pascal! He was just 18 years old, and wanted to help his father do his tax calculations.

A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, statistics, and more.

Use our percentage calculator to work out increases, decreases or percentage differences. Common uses include calculating tax, savings increases, tips on a restaurant bill, or cash back on purchases.

Learn how to calculate a percent of a value before and after, or find the percentage change between two values, and see how to calculate each one.

Free online percentage calculator for increase, decrease, parts of total & more. Quick, accurate, and perfect for math, finance, or daily use.

Learn how to use the percentage formula in Excel to find the percentage of a total and the percentage of change between two numbers. Try it now!

Free percentage calculator for 6 common calculations: find a percentage of a number, percent change, discounts, percent error, and more. Instant results.

Calculate percentages with our simple and accurate percentage calculations tool designed for everyday use. Find percentage of numbers and get the answer to what percentage of number and %age …

Easily calculate percentages, percentage change, percent difference, and more with our free online percentage calculator. Includes formulas, examples, and step-by-step explanations.