Math & Calculators
19 tools available
Aspect Ratio Calculator
Calculate aspect ratios from dimensions, find missing dimensions from a known ratio, and explore common resolutions
Base Converter
Convert numbers between any base from 2 to 36 with support for large numbers using arbitrary precision
Binary Calculator
Perform bitwise operations (AND, OR, XOR, NOT, shift left, shift right) on binary, decimal, or hexadecimal numbers
Compound Interest Calculator
Calculate compound interest with configurable principal, rate, time, and compounding frequency. View growth table and chart.
Fibonacci Generator
Generate Fibonacci sequences, check Fibonacci membership, calculate nth terms, and explore golden ratio approximations
Fraction Calculator
Perform arithmetic on fractions with step-by-step solutions, simplification, and mixed number support
GCD & LCM Calculator
Calculate the Greatest Common Divisor (GCD) and Least Common Multiple (LCM) for multiple numbers with step-by-step Euclidean algorithm.
Loan Calculator
Calculate loan payments, total interest, and total cost. View amortization schedule with support for different payment frequencies.
Matrix Calculator
Perform matrix operations: add, subtract, multiply, transpose, determinant, and inverse for 2x2, 3x3, and 4x4 matrices
Number Sequence Generator
Generate arithmetic, geometric, and custom number sequences and series
Percentage Calculator
Calculate percentages: find X% of Y, percentage of a number, percentage change, increase, and decrease
Percentage Difference Calculator
Calculate percentage difference between two values, percentage change from old to new, and find what X% of Y is
Permutation & Combination
Calculate permutations (nPr) and combinations (nCr) with step-by-step factorial formulas
Prime Number Checker
Check if a number is prime, find prime factors, and generate primes in a range using the Sieve of Eratosthenes
Quadratic Equation Solver
Solve quadratic equations (ax² + bx + c = 0). Shows discriminant, real and complex roots, vertex, and axis of symmetry.
Roman Numeral Converter
Convert between Roman numerals and Arabic numbers with validation and reference tables
Scientific Calculator
Full-featured scientific calculator with trigonometry, logarithms, exponents, memory, and history
Statistics Calculator
Calculate mean, median, mode, standard deviation, variance, quartiles, and more from a list of numbers
Unit Price Calculator
Compare unit prices of products. Enter price and quantity for multiple items to find the best value. Supports weight, volume, and length units.