Mathematics Calculators
Access our comprehensive collection of mathematics calculators for algebra, calculus, geometry, trigonometry, and more. Includes formulas and worked examples.
312 calculators in this section.
Mathematics Calculators
- 30-60-90 Triangle Calculator — Solve for all sides, perimeter, and area of a 30-60-90 right triangle given the short leg (opposite the 30° angle).
- 45-45-90 Triangle Calculator — Solve for the legs, hypotenuse, area, and perimeter of a 45-45-90 (isosceles right) triangle given any one side length.
- Absolute Change Calculator — Calculate the absolute difference between two values
- Absolute Value Calculator — Calculate the absolute value (magnitude) of a number
- Abundant/Deficient Number Checker — Check if a number is abundant, deficient, or perfect based on sum of divisors
- Adding and Subtracting Fractions Calculator — Add or subtract fractions with step-by-step solution
- Adding and Subtracting Polynomials Calculator — Add or subtract polynomials by combining like terms
- Addition Calculator — Add two or more numbers together
- Advanced Fraction Simplifier — Simplify complex fractions, nested fractions, and fractions with large numbers
- Annulus (Ring) Area Calculator — Calculate the area of an annulus (ring shape) - the region between two concentric circles
- Arc Length Calculator — Calculate the length of an arc on a circle given the radius and the central angle. Also returns the chord length, sector…
- Arccos Calculator (Inverse Cosine) — Calculate the inverse cosine (arccos) of a value
- Arcsine Calculator (arcsin) — Compute the principal value of arcsin(x), returning the angle in both radians and degrees. The principal branch returns …
- Arctan Calculator — Calculate the arctangent (inverse tangent) of a number
- Area Calculator — Calculate the area of various geometric shapes
- Area of a Sector Calculator — Calculate the area of a sector of a circle
- Arithmetic Progression Calculator — Compute the n-th term, the sum of the first n terms, the average of the first and last terms, and the full term list for…
- Armstrong Number Checker — Check if a number is an Armstrong/Narcissistic number
- Associative Property Calculator — Demonstrate the associative property of addition and multiplication
- Average & Spread Calculator — Compute the mean, median, sample and population variance, sample and population standard deviation, range, min, max, and…
- Average Percentage Calculator — Calculate the average of multiple percentage values with proper mathematical handling
- Basic Calculator — Perform basic arithmetic operations: addition, subtraction, multiplication, and division
- Basic Statistics Calculator — Calculate basic statistical measures: mean, median, mode, range, variance, and standard deviation
- Bessel Function Calculator — Calculate Bessel functions of the first and second kind
- Beta Function Calculator — Calculate the beta function value for two positive real numbers
- Big Number Calculator — Perform arithmetic operations on large numbers with high precision
- Binary Calculator — Perform arithmetic operations on binary numbers and convert between binary and decimal
- Box Method Calculator — Multiply numbers using the box method (area model)
- Capsule Volume Calculator — Calculate volume and surface area of a capsule (cylinder with hemispherical ends)
- Ceiling Function Calculator — Calculate the smallest integer greater than or equal to a given number
- Center of Mass Calculator — Calculate the center of mass of a system of point masses
- Characteristic Polynomial Calculator — Calculate the characteristic polynomial of a square matrix
- Chi-Squared Statistic Calculator — Compute the chi-squared statistic for a goodness-of-fit test given observed counts in k categories and either expected c…
- Chinese Remainder Theorem Calculator — Solve systems of congruences using the Chinese Remainder Theorem
- Cholesky Decomposition Calculator — Compute the lower-triangular Cholesky factor L of a 2×2 symmetric positive-definite matrix A, such that A = L Lᵀ. Verifi…
- Circle Area Calculator — Calculate the area of a circle with interactive visualizations and comprehensive geometric analysis
- Circumference Calculator — Calculate the circumference of a circle
- Circumscribed Circle Calculator — Calculate properties of a triangle's circumscribed circle
- Classifying Triangles Calculator — Classify a triangle based on its sides and angles
- Cofactor Matrix Calculator — Calculate the cofactor matrix of a square matrix
- Collatz Conjecture Calculator — Explore the Collatz conjecture (3n+1 problem) and analyze sequence behavior
- Collinear Points Checker — Check if three points lie on the same straight line
- Column Space Calculator — Calculate the column space (range) of a matrix
- Common Factor Calculator — Find common factors between two or more numbers
- Compatible Numbers Calculator — Find compatible numbers for mental math and estimation
- Completing the Square Calculator — Convert quadratic expressions to vertex form by completing the square
- Complex Conjugate Calculator — Find the complex conjugate of a complex number a + bi
- Complex Number Calculator — Perform operations with complex numbers: addition, subtraction, multiplication, division, and more
View all 312 calculators (interactive listing)
Browse by Topic
- General — 301 general calculators in this section.
- Algebra — 2 algebra calculators in this section.
- Geometry — 4 geometry calculators in this section.
- Statistics — 2 statistics calculators in this section.
- Trigonometry — 1 trigonometry calculators in this section.
- Linear Algebra — 2 linear algebra calculators in this section.