Calculate percentages, percentage change, and percentage difference.
Add, subtract, multiply, and divide fractions with step-by-step solutions.
Calculate mean, median, mode, and range of a number set.
Find the Greatest Common Factor and Least Common Multiple of two or more numbers.
Full scientific calculator with trigonometric, logarithmic, and exponential functions.
Solve ratio problems and find equivalent ratios.
Generate random numbers within a custom range with optional duplicates control.
Convert between binary, octal, decimal, and hexadecimal.
Solve any quadratic equation and find roots using the quadratic formula.
Solve linear equations in one or two variables.
Add, subtract, multiply polynomials and evaluate at a point.
Solve systems of 2 or 3 linear equations simultaneously.
Solve linear inequalities and plot solution sets.
Calculate exponential growth and decay with custom parameters.
Calculate logarithms with any base, including natural and common logarithms.
Calculate area of circle, triangle, rectangle, trapezoid, parallelogram, and more.
Calculate volume of sphere, cube, cylinder, cone, pyramid, and prism.
Calculate perimeter and circumference of common shapes.
Calculate any side of a right triangle using the Pythagorean theorem.
Calculate distance and midpoint between two points in 2D or 3D space.
Calculate surface area of 3D shapes including sphere, cylinder, and cone.
Solve any triangle using SSS, SAS, ASA, AAS, or SSA rules.
Calculate angles of triangles and convert between units.
Calculate compound interest with customizable frequency and periods.
Calculate monthly payments, total interest, and amortization schedule.
Calculate mortgage payments with taxes, insurance, and PMI.
Calculate simple interest and total amount for any principal and rate.
Calculate tip amounts and split bills among friends.
Calculate sale prices and savings from discounts and coupons.
Calculate Return on Investment for any business venture.
Convert between major world currencies with approximate rates.
Calculate population and sample standard deviation with full breakdown.
Calculate probabilities for single and multiple events.
Calculate nCr and nPr with step-by-step explanations.
Calculate z-scores and probabilities using the normal distribution.
Calculate linear regression line, correlation coefficient, and R-squared.
Comprehensive central tendency calculator with frequency analysis.
Calculate sine, cosine, tangent and their inverses.
Verify and explore common trigonometric identities.
Find coordinates and trig values for any angle on the unit circle.
Check if a number is prime and find all prime factors.
Calculate factorials and understand permutations.
Generate Fibonacci sequences and find Fibonacci numbers.
Perform modular arithmetic operations.
Convert between Celsius, Fahrenheit, and Kelvin.
Convert between meters, feet, inches, miles, km, and more.
Convert between kg, pounds, ounces, grams, and more.
Convert between mph, km/h, m/s, knots, and more.