Welcome to Online Calculator! We have a range of free, easy to use calculators, conversion tools, and much more! Our tools are designed to help you perform a wide range of calculations and …

In mathematics, a percentage is a number or ratio that represents a fraction of 100. It is one of the ways to represent a dimensionless relationship between two numbers; other methods …

Oct 29, 2025 · Free simple calculator for adding, subtracting, multiplying, dividing.

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

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 …

Our calculator is designed to handle both basic and scientific calculations. This includes simple arithmetic operations like addition, subtraction, multiplication, and division, as well as more …

Popular calculators for finance, construction, health, cooking, education and more. Over 8 million calculations performed monthly. All free to use.

Date Calculators Time and Date Duration – Calculate duration, with both date and time included Date Calculator – Add or subtract days, months, years Weekday Calculator – What day is this …

Jan 17, 2025 · Use our online calculator to calculate anything on the go. We created this simple calculator to work online and on all devices, including mobile smartphones that you might use …

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 …