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A free online calculator that performs basic arithmetic operations and stores numbers in memory, designed to mimic handheld electronic calculators.

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The online calculator for basic arithmetic operations that you can use for your school, work or personal calculations.

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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.

% Percent button is used to find the percentage of a number. Enter the percentage amount, click the % button, then enter the number you want the percentage of, and then click equals. i.e. 20% 125 = 25 …

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

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