Math Calculators
From basic arithmetic to complex algebra and geometry, find the tool you need for any mathematical challenge.
Math Calculators
Percentage Calculator
Calculate percentages, increases, and discounts.
Fraction Calculator
Add, subtract, multiply, and divide fractions.
Average Calculator
Calculate the average of a set of numbers.
Pythagorean Theorem Calculator
Solve for the hypotenuse of a right triangle.
Volume Calculator
Calculate the volume of common shapes.
Random Number Generator
Generate a random number within a range.
Triangle Calculator
Solve for missing sides and angles of a triangle.
Prime Number Calculator
Check if a number is prime and find factors.
Factorial Calculator
Calculate the factorial of a number.
Divisibility Test Calculator
Check divisibility by common integers.
Standard Deviation Calculator
Calculate SD and variance for a dataset.
Variance Calculator
Calculate population and sample variance.
Mean, Median, Mode Calculator
Calculate central tendencies of a dataset.
Ratio Calculator
Solve ratio problems and keys.
Proportion Calculator
Calculate direct/inverse proportions.
Combinations Calculator
Calculate nCr (Choice).
Permutations Calculator
Calculate nPr (Arrangement).
Root Calculator
Square root, cube root, nth root.
Exponent Calculator
Calculate powers and exponents.
Logarithm Calculator
Calculate logs and natural logs.
Quadratic Formula Calculator
Solve ax² + bx + c = 0.
Scientific Notation Calculator
Convert to standard form.
Binary Calculator
Add/Sub/Mul/Div binary numbers.
Hex Calculator
Hexadecimal arithmetic.
Half Life Calculator
Radioactive decay calculator.
Circle Calculator
Area/Circumference solver.
Surface Area Calculator
SA of 3D objects.
Z-Score Calculator
Standard score calculator.
Confidence Interval Calculator
Mean interval estimator.
Sample Size Calculator
Survey size planner.
Margin of Error Calculator
Survey precision tool.
Population Mean Calculator
Dataset mean estimator.
Matrix Calculator
Matrix ops & det.
Slope Calculator
Line slope & angle.
Distance Formula Calculator
2D/3D Distance.
Significant Figures Calculator
Sig fig counter.
Cube Root Calculator
Cube root solver.
GCF Calculator
Greatest common factor.
LCM Calculator
Least common multiple.
Factors Calculator
Find factors.
Prime Factorization
Prime decomposition.
Decimal to Fraction
Decimal -> Fraction.
Percentage Change
% increase/decrease.
Scientific Calculator
Advanced math ops.
Area Calculator
Area of 2D shapes.
Percent Error Calculator
Experimental error.
Roman Numeral Converter
Convert numbers to Roman numerals.