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 …

Our online calculator performs all the basic arithmetic operations — addition, subtraction, multiplication, and division — instantly. It also supports percentages, parentheses, exponents, and constants like π …

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

This web-based emulator provides all the functionality of a physical TI-84 Plus CE calculator right in your browser, no download required, completely free and accessible from any device. Perfect for …

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

MyOnlineCalc is a professional free online calculator featuring both basic arithmetic and advanced scientific mathematical functions. With customizable themes, full keyboard support, and mobile …