Math Calculators
GPA, fractions, statistics, geometry and more math tools. Browse our collection of 18 free online calculators — fast, accurate, and ready to use.
GPA Calculator
Calculate your Grade Point Average with support for weighted and unweighted GPA, 4.0 and 5.0 scales, and multiple courses.
CalculateGrade Calculator
Calculate your final course grade based on assignment and exam weights. Find out what you need on the final exam.
CalculateFraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step solutions. Supports mixed numbers and simplification.
CalculateScientific Calculator
A full-featured online scientific calculator with trigonometric functions, logarithms, exponents, parentheses, and degree/radian mode.
CalculateStandard Deviation Calculator
Calculate standard deviation, variance, mean, and sum for a set of numbers. Supports both population and sample formulas.
CalculateRandom Number Generator
Generate random numbers within a specified range. Choose how many numbers to generate and whether to allow duplicates.
CalculateTriangle Calculator
Solve any triangle given three known values (SSS, SAS, ASA, AAS). Calculate sides, angles, area, perimeter, and height.
CalculateSlope Calculator
Calculate the slope, y-intercept, and equation of a line from two points. Shows the slope formula and step-by-step solution.
CalculateLogarithm Calculator
Calculate logarithms with any base. Supports natural log (ln), common log (base 10), and custom bases.
CalculateQuadratic Formula Calculator
Solve any quadratic equation ax² + bx + c = 0 with real or complex roots, discriminant, and vertex.
CalculateMean Median Mode Range Calculator
Calculate the mean, median, mode, and range from any list of numbers.
CalculateZ-Score Calculator
Calculate the z-score, percentile, and p-value for any data point.
CalculateProbability Calculator
Calculate probabilities for single, multiple, and binomial events.
CalculateMatrix Calculator
Add, subtract, multiply, and find the determinant, inverse, and transpose of matrices.
CalculateArea Calculator
Calculate the area of rectangles, circles, triangles, trapezoids, and more shapes.
CalculateVolume Calculator
Calculate the volume of cubes, cylinders, spheres, cones, and more shapes.
CalculateDistance Calculator
Calculate the distance between two points in 2D or 3D, or from speed and time.
CalculatePythagorean Theorem Calculator
Find the missing side, angles, and area of a right triangle using the Pythagorean theorem.
CalculateExplore More Calculators
Finance Calculators
Mortgage, loans, interest, savings, and retirement planning tools
Health Calculators
BMI, calorie needs, body fat and other fitness tools
General Calculators
Percentages, discounts, dates, age and everyday math tools
Niche Calculators
Specialized calculators for roofing, ecommerce sellers and more
Construction Calculators
Concrete, lumber, roofing, flooring and other building material tools