Calculators
Useful everyday calculators plus serious maths — without a wall of one-function duplicates.
Less switching, more doing. Related micro-actions are grouped into stronger workspaces; old links still open the relevant mode.
∫Advanced Math SolverEquations, calculus, Laplace, matrices, statistics and numerical methods.xEquation SolverSolve common algebraic equations with steps where supported.▦Matrix & Linear AlgebraMatrix operations and linear-algebra calculations.ΣStatistics CalculatorAverage, median, spread and descriptive statistics.%Percentage CalculatorPercentage, percentage change and reverse percentage.🎂Age CalculatorCalculate age and elapsed calendar time.∶Ratio CalculatorSimplify and compare ratios.½Fraction CalculatorCalculate with fractions.#LCM / GCD CalculatorFind least common multiple and greatest common divisor.