Free Math Calculators

Free Math Calculators.

Solve algebra, percentages, fractions, geometry, trigonometry, calculus, and statistics problems with fast, easy-to-follow step-by-step solutions.

Math Modules & Categories

Select a sub-category or explore individual tools

2 Sub-Categories

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16 Calculators

Percentages

Calculate basic percentages, percentage increases, decreases, difference, and percent change.

What Is X% of Y? X Is What % of Y? X Is Y% of What? Average Percentage Calculator

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44 Calculators

Algebra

Solve linear equations, quadratic formulas, polynomial roots, systems of equations, and algebraic expressions.

Simplify Algebraic Expressions Evaluate Expression Calculator Combine Like Terms Calculator Expand Algebraic Expressions (FOIL)

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Why Use AptCalc Math Calculators?

Solve math problems online with easy-to-follow calculations and step-by-step solutions. AptCalc provides useful tools for algebra, percentages, fractions, geometry, trigonometry, calculus, and statistics.

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