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.

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, …

This free online calculator can be used for basic computations such as addition, subtraction, multiplication, division, and square roots.

Instead of just giving a final answer, Symbolab’s AI Math Solver breaks problems down step-by-step. It shows what to do first, how each step builds on the last, and how each move brings …

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

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

Calculator+ offers fast, accurate, and easy-to-use online calculators for math, finance, health, fitness, engineering, and everyday needs. No signup required.

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