Mathematics Widgets
Choose from 34 widgets in the Mathematics category. Click on any calculator to get the embed code.
Average Calculator
Find the mean of any list of numbers, with the median, mode, range and sum.
Standard Deviation Calculator
Sample or population standard deviation, with the variance and the mean.
Arithmetic Sequence Calculator
Find any term, the nth term formula, the common difference and the sum of an arithmetic sequence.
Geometric Mean Calculator
Finds the geometric mean of positive numbers, the average of growth rates and CAGR, with steps and exact roots.
Harmonic Mean Calculator
Harmonic mean of a list of numbers, the right average for rates such as speeds.
Weighted Average Calculator
Average values that count for different amounts, such as weighted grades.
Logarithm Calculator
Logarithms in any base, including log base 10 and the natural log (ln).
Nth Root Calculator
Square root, cube root or any nth root of a number.
Radical Calculator
Simplify square roots and other radicals by prime factorization.
Binary Calculator
Add, subtract, multiply and divide binary numbers, or apply AND, OR, XOR and shifts, with the working in columns.
Matrix Calculator
Add and multiply matrices and find the determinant.
Modulo Calculator
Find a mod n with steps, for negative numbers and whole numbers of any size.
Long Division Remainder Calculator
Divide two numbers and get the whole-number quotient and the remainder.
Percentage Calculator
Percent of a number, what percent, percent change and a percent of a percent, with steps.
Cylinder Volume & Area Calculator
Volume of a cylinder in terms of π, litres and gallons, with its surface area, hollow cylinders and tank levels.
Rounding Calculator
Round a number to any decimal place or to the nearest multiple.
Exponent Calculator
Raise any number to any power, including negative and fractional exponents, and get the exact answer with steps.
Proportion Calculator
Solve a proportion by cross multiplication, scale a recipe or compare ratios.
GCD Calculator
Greatest common factor (GCD or HCF) of two or more numbers, with the LCM and the steps four ways.
LCM Calculator
Least common multiple of two or more numbers, or the least common denominator of fractions, with steps.
Pythagorean Theorem Calculator
Find any side of a right triangle with a² + b² = c².
Law of Cosines Calculator
Find a missing side or angle of any triangle with the law of cosines.
Orthocenter Calculator
Find the orthocenter of a triangle from the coordinates of its three corners.
Diagonalize Matrix Calculator
Find the eigenvalues and eigenvectors of a square matrix and write it as A = PDP⁻¹, or see why it cannot be done.
Mixed Number Calculator
Add, subtract, multiply and divide mixed numbers and fractions, with steps.
Cross Product Calculator
Cross product of two vectors in i, j, k or bracket form, with steps, its length and the plane through three points.
Golden Ratio Calculator
Splits a length in the golden ratio, sizes a golden rectangle, checks a ratio against φ or builds a type scale.
Coterminal Angle Calculator
Find coterminal angles in degrees or radians, the angle between 0° and 360°, the reference angle and the quadrant.
Inverse Tangent Calculator
Arctan of any value, in degrees and radians.
Unit Rate Calculator
Find the unit rate or unit price and compare offers to find the best deal.
Rate of Change Calculator
Average rate of change between two points or over an interval of a function.
Linear Interpolation Calculator
Estimate a value between two known points on a straight line.
Percent Error Calculator
Percent error between a measured and a true value, for one or several trials.
Factorial Calculator
Find n! exactly with every digit, plus double factorials, subfactorials and factorials of fractions.