MathCalculators

Solve any equation step by step -- linear, quadratic, cubic, polynomial, and transcendental. Free solutions with interactive graph and discriminant analysis.

Perform basic arithmetic operations: addition, subtraction, multiplication, division, and percentage calculations.

Free online graphing calculator. Plot multiple math functions interactively with zoom, pan, and real-time rendering. Supports polynomials, trig, exponential, logarithmic, and more.

Perform matrix operations including addition, multiplication, determinant, inverse, RREF, rank, trace, and eigenvalues with step-by-step results.

Solve quadratic equations ax² + bx + c = 0 using the quadratic formula. Find roots, discriminant, vertex, and graph the parabola.

Perform arithmetic on complex numbers — add, subtract, multiply, divide, modulus, argument, conjugate, powers (De Moivre), and nth roots — with polar and rectangular results.

Solve systems of 2 or 3 linear equations step by step. Gaussian elimination, Cramer's rule, and matrix inverse methods with system classification.

Perform arithmetic operations on fractions: add, subtract, multiply, divide, and simplify.

Simplify fractions and convert improper fractions to mixed numbers.

Perform 2D and 3D vector operations including addition, subtraction, dot product, cross product, and more

Advanced scientific calculator with trigonometric, logarithmic, and exponential functions.

Calculate the absolute value of numbers or expressions

Calculate percentages, percentage changes, and solve percentage problems

Calculate the volume of various 3D shapes with different units.

Solve any triangle from SSS, SAS, ASA, AAS, or SSA inputs. Calculates all sides, angles, area, perimeter, inradius, circumradius, altitudes, and medians with step-by-step solutions.

Calculate all circle properties from radius, diameter, area, or circumference. Includes arc length, sector area, segment area, and chord length with step-by-step solutions.

Free Pythagorean theorem calculator with step-by-step solutions. Find the hypotenuse or missing side of any right triangle. Includes triangle diagram, angles, area, perimeter, and Pythagorean triple detection.

Calculate the area of 2D shapes including rectangles, triangles, circles, ellipses, trapezoids, parallelograms, rhombuses, regular polygons, sectors, and annuli with step-by-step solutions and unit conversions.

Compute symbolic derivatives of any function with step-by-step solutions and an interactive graph. Supports chain rule, product rule, higher-order derivatives, and more.

Compute definite integrals numerically with Simpson's rule, trapezoidal rule, or midpoint method. Visualize the shaded area under any curve with free step-by-step solutions.

Evaluate limits of mathematical expressions numerically. Supports one-sided limits, limits at infinity, and indeterminate form detection.

Plot parametric equations x(t) and y(t) interactively. Calculate arc length, enclosed area, and explore classic curves like Lissajous figures, cycloids, and spirals.

Convert numbers between binary, octal, decimal, hex, and any base 2-36. Instant multi-base display with positional breakdown and step-by-step conversion.

Decompose any integer into its prime factors with an interactive factor tree, divisor count, GCD, and LCM.

Plot polar equations r = f(θ) interactively. Visualize roses, cardioids, limaçons, spirals, lemniscates, and conics with animated tracing, preset gallery, and curve property analysis.

Explore the unit circle interactively: enter any angle to see all six trigonometric function values, coordinates, quadrant, and reference angle.

Calculate permutations, combinations, factorial, derangements, and Catalan numbers with step-by-step formulas and an interactive Pascal's triangle.

Calculate Body Mass Index (BMI) based on height and weight

Calculate mortgage payments, affordability, and amortization schedules for property loans.

Calculate sales tax, final price, and pre-tax amount for any purchase

Calculate square footage and area conversions for various shapes including price calculations.

Calculate your semester and cumulative Grade Point Average based on course grades and credit hours

Calculate student grades and statistics for various grading methods

Track assignments by category, calculate your running grade, and see what scores you need to reach your target grade.

Calculate confidence intervals for population means, proportions, and differences

Generate random numbers with customizable ranges and distribution types.

Fit linear, polynomial, exponential, logarithmic, and power regression models to data

Count significant figures, round numbers to N sig figs, and apply addition, subtraction, multiplication, and division with correct sig fig precision rules.

Calculate velocity, acceleration, distance, and time in motion problems.

Calculate standard deviation and variance from a dataset

Calculate tempo and timing in music with this BPM (Beats Per Minute) calculator.

Calculate p-values and statistical significance for various hypothesis tests

Convert between various units including length, weight, volume, area, speed, and pressure.

Estimate tiles needed for flooring, walls, or backsplashes, including waste.

Discover what happens around the world in any time interval.

Compare pizza sizes, calculate area per slice, and find the best value per square inch when ordering pizza.

Calculate tip amounts, total bills, and per-person splits for any restaurant or service. Supports custom tip percentages and group splitting.