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Math

Percentages, fractions, algebra, statistics and geometry tools.

11 calculators

Percentage Calculator

Calculate percentages, percentage change, and percentage of totals.

Simplify ratios and find missing values in proportions.

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

Calculate powers, roots, natural logs, and log base 10.

Find prime factors, GCD, and LCM of any number.

Solve triangles: find angles, sides, area, and perimeter using the law of cosines/sines.

Find mean, median, mode, standard deviation, and range from a dataset.

Convert numbers to and from scientific notation (standard form).

Convert between binary, octal, decimal, and hexadecimal.

Multiply, add, find determinant and inverse of 2×2 matrices.

Solve ax² + bx + c = 0 using the quadratic formula. Shows real and complex roots.