Free Math Calculators & Solvers with MathSolver

Free online math calculators. Fraction calculator, percentage calculator, algebra solver, geometry calculator, and more.

All Tools

Add, subtract, multiply, and divide fractions with step-by-step solutions.

Calculate percentages, percentage change, and percentage of a number.

Full-featured scientific calculator with trigonometric and logarithmic functions.

Calculate area, perimeter, and volume for common geometric shapes.

Solve linear, quadratic, and system of equations step by step.

Calculate probability, combinations, and permutations.

Calculate mean, median, mode, standard deviation, and variance.

Perform matrix operations: addition, multiplication, determinant, and inverse.

Find the derivative of any function with step-by-step explanation.

Calculate definite and indefinite integrals with detailed steps.

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All tools run in your browser. Instant results.

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Your data never leaves your device.

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No signup, no limits, no premium tiers.

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Works on phones, tablets, and desktops.