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  1. Percentage Calculator

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

  2. Online Calculator

    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.

  3. Scientific Calculator - Desmos

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

  4. The Best Free Online Calculator

    Use the best online calculator for any math calculations on PC and smartphones. The free calculator allows you to quickly and accurately perform arithmetic, calculate percentages, raise …

  5. The Percent Calculator [%]

    The percent calculator helps you to calculate values related to percentages, complete with tricks and explanations.

  6. Percentage Calculator - Fast, Easy & Accurate Online Tool

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

  7. Calculator - English

    Your all-in-one online calculator for quick and precise basic to scientific calculations. Easily perform addition, subtraction, multiplication, division, trigonometry, logarithms, and more with …

  8. Percentage Calculator - The Calculator Site

    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 …

  9. calculator.com®

    Free online calculators for everything. Some solve problems, some satisfy curiosity and some simply for fun.

  10. Percentage Calculator

    This website is designed to help you quickly and easily calculate percentages for a variety of purposes. Whether you're calculating discounts, calculating tips, or trying to figure out how …