Percentage Calculator
Quickly find percentages, percentage change, or what part of a whole a number is. Perfect for discounts, grades, tax, and data analysis.
Open CalculatorFraction & Ratio Calculator
Simplify fractions, compare ratios, and convert between fractions, decimals, and ratios. Ideal for recipes, scaling, and classroom math.
Open CalculatorEquation Solver
Solve linear, quadratic, and polynomial equations instantly. Step-by-step results for homework, algebra practice, and quick checks.
Open CalculatorGeometry Area & Volume Calculator
Calculate the area, perimeter, and volume of common shapes. Supports triangles, circles, rectangles, cubes, cylinders, and more.
Open CalculatorScientific Calculator
Perform advanced math functions online — trigonometry, logarithms, exponents, roots, and constants. Works like a real handheld calculator.
Open Calculator