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  1. calculator.com®

    All clear button clears the calculator, tape, and resets any functions. Memory recall button retrieves the number you have in memory and places it in the …

  2. Scientific Calculator - Desmos

    A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, …

  3. 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 …

  4. Calcolatrice Online - OK Calculator

    Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit …

  5. Calculator.net: Free Online Calculators - Math, Fitness, Finance, Science

    Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with in-depth information.

  6. Calculator

    Oct 29, 2025 · Use this basic calculator online for math with addition, subtraction, division and multiplication. The calculator includes functions for square …

  7. Web 2.0 scientific calculator

    Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit …

  8. Free Online Calculator and Converter Tools — Basic Calculator Online

    Your trusted free calculator online for instant calculations. Access scientific calculator, percentage calculator, BMI calculator, currency converter, and 40+ …

  9. CalcSolver - Free Online Scientific Calculator

    You can use an online calculator from anywhere, at home, in school, at work, or while traveling. There is no installation required, no downloads, and no …

  10. MathDA - Online Scientific Calculator

    Online scientific calculator from MathDA: perform calculations with basic math to equation solver, integral, derivative, matrix, vector, statistics...