Oct 29, 2025 · Simple online calculator with memory functions similar to a basic handheld calculator. Free simple calculator for adding, subtracting, multiplying, dividing.

This is a free online math calculator together with a variety of other free math calculators that compute standard deviation, percentage, fractions, and more.

Free math problem solver answers your homework questions with step-by-step explanations.

You can usually find the exact answer or, if necessary, a numerical answer to almost any accuracy you require. The inequalities section lets you solve an inequality or a system of inequalities for a single …

Click the buttons to input a math formula or equation like on a pocket calculator. If you prefer keyboard input of math formulas, you can type directly into the input bar. Pressing ↵ starts the calculation. To …

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 change, …

Aug 1, 2025 · Free online math calculator to add, subtract, multiply and divide positive and negative numbers. Online decimal calculator to find sum, difference and products of numbers.