Math calculators
From percentages and fractions to triangles and standard deviation, with every step shown.
- Scientific calculatorTrig, logs, powers, factorials and a tape of past results.
- Percentage calculatorPercent of a number, percent change and percent error.
- Fraction calculatorAdd, subtract, multiply and divide fractions and mixed numbers.
- Random number generatorFair random numbers in any range, with or without repeats.
- Exponent calculatorPowers, roots and missing exponents: solve xⁿ = y.
- Logarithm calculatorLog in any base, natural log, and solving log_b(x) = y.
- Quadratic formula calculatorSolve ax² + bx + c = 0, with steps and a graph.
- Ratio calculatorSolve proportions, simplify ratios and split an amount.
- GCF and LCM calculatorGreatest common factor and least common multiple of any numbers.
- Prime factorization calculatorPrime factors, a primality check and every divisor of a number.
- Number base converterBinary, octal, decimal, hex and any base from 2 to 36.
- Standard deviation calculatorStandard deviation, variance, mean, median, mode and range.
- Permutation and combination calculatornPr and nCr, with and without repetition, exactly.
- Z-score calculatorZ-scores, percentiles and normal distribution probabilities.
- Triangle calculatorSolve any triangle from three sides or angles.
- Pythagorean theorem calculatorFind the missing side of a right triangle.
- Circle calculatorRadius, diameter, circumference and area from any one of them.
- Area calculatorArea and perimeter of rectangles, triangles, circles and more.
- Volume calculatorVolume and surface area of boxes, cylinders, spheres, cones and more.
- Slope calculatorSlope, angle, distance and line equation through two points.