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

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.

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

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

Perfect for students, professionals, and everyday users, this online calculator provides accurate results for basic arithmetic, scientific functions, and more. Enjoy the convenience of free, ad-free …

Use our free simple calculator for basic math — addition, subtraction, multiplication, and division. Fast and easy to use, no download required.

Our calculator will display the answer instantly, saving you time and effort. Try our Online Calculator now and discover the convenience of quick and accurate calculations anytime you need them!

Free basic online calculator with percentage calculator, square root, customizable themes, sound effects, and full keyboard support. Perfect for students, professionals, and everyday math calculations.

Basic Online Calculator with 10-digit keypad and 4 functions to add, subtract, multiply and divide numbers. Includes basic handheld calculator functions for square, square root, percent, sign …

Free equations calculator - solve linear, quadratic, polynomial, radical, exponential and logarithmic equations with all the steps. Type in any equation to get the solution, steps and graph