Free math tools

Math calculators

From percent-of problems to college calculus transforms, each math tool returns the result, the formula, and a worked example you can check by hand.

5 free calculators in this collection. Open any tool for instant results, the formula, and FAQs.

Find the midpoint of two points on a line or in a plane. Also shows distance, slope, and the midpoint formula with a worked example.

Decompose a rational function into partial fractions. Supports proper and improper fractions, real linear factors, and irreducible quadratics.

Calculate the dot product of two 2D or 3D vectors, plus magnitudes and the angle between them. Free online vector calculator.

Compute Laplace transforms and inverse Laplace transforms for standard f(t) and rational F(s). Table-based, with partial fractions for inverses.

Find what percentage one number is of another.

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