Algebra, Geometry & Statistics
Math Calculators
General mathematical and scientific calculation tools.
38Verified tools
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Percentages & Fractions
01 • 4 toolsPercentage CalculatorFind what X% of a number is, or what percent one number is of another.
Fraction CalculatorAdd, subtract, multiply, or divide two fractions and get the simplified result.
Ratio CalculatorSimplify a ratio to its lowest terms.
Percent Error CalculatorCalculate the percent error between an experimental and theoretical value.
Algebra & Basic Math
02 • 13 toolsExponent CalculatorCalculate the result of raising a number to a power.
Log CalculatorCalculate the logarithm of a number in any base.
Root CalculatorCalculate the nth root of any number.
Rounding CalculatorRound a number up, down, or to the nearest value at any decimal precision.
Least Common Multiple CalculatorCalculate the least common multiple of two numbers.
Greatest Common Factor CalculatorCalculate the greatest common factor of two numbers.
Factor CalculatorFind all factors of a number and check whether it's prime.
Matrix CalculatorAdd or multiply 2x2 matrices and calculate the determinant.
Big Number CalculatorPerform arithmetic on numbers too large for standard calculators.
Binary CalculatorConvert between decimal and binary numbers.
Hex CalculatorConvert between decimal and hexadecimal numbers.
Quadratic Formula CalculatorSolve any quadratic equation using the quadratic formula.
Scientific Notation CalculatorConvert numbers to and from scientific notation.
Statistics & Probability
03 • 9 toolsStandard Deviation CalculatorCalculate the mean, variance, and standard deviation of a data set.
Mean, Median, Mode, Range CalculatorCalculate the mean, median, mode, and range of a set of numbers.
Probability CalculatorCalculate the probability of two independent events occurring together or separately.
Z-score CalculatorCalculate how many standard deviations a value is from the mean.
Confidence Interval CalculatorCalculate a confidence interval for a sample mean.
Random Number GeneratorGenerate a random number within any range.
Sample Size CalculatorCalculate the required sample size for a survey or study.
Permutation and Combination CalculatorCalculate the number of permutations and combinations for n and r.
Statistics CalculatorCalculate mean, median, mode, range, and standard deviation for a data set.
Geometry & Measurement
04 • 7 toolsTriangle CalculatorCalculate the area, perimeter, and type of a triangle from its three sides.
Area CalculatorCalculate the area of common shapes: rectangles, squares, circles, and triangles.
Volume CalculatorCalculate the volume of common 3D shapes: cubes, boxes, spheres, cylinders, and cones.
Slope CalculatorCalculate the slope and angle of a line between two points.
Circle CalculatorCalculate the area, circumference, and diameter of a circle.
Pythagorean Theorem CalculatorCalculate the hypotenuse of a right triangle from its two legs.
Right Triangle CalculatorCalculate the hypotenuse and angles of a right triangle.
Additional Tools & Utilities
05 • 5 toolsScientific CalculatorA full scientific calculator for evaluating any mathematical expression.
Distance CalculatorCalculate the distance between two points on a coordinate plane.
Surface Area CalculatorCalculate the surface area of common 3D shapes.
Number Sequence CalculatorFind the nth term and sum of an arithmetic or geometric sequence.
Half-Life CalculatorCalculate the remaining quantity of a substance after radioactive or exponential decay.