Math & Science Tools (22)
Math Scientific Calculator
Trig, log, exponents, factorial, memory functions
Math Matrix Calculator
Add, subtract, multiply, transpose, determinant, inverse
Math Statistics Calculator
Mean, median, mode, std dev, variance, quartiles
Math Prime Number Checker
Check primality, next/prev primes, factorization
Math Percentage Calculator
Percentage of, change, increase/decrease, markup
Math Fraction Calculator
Add/subtract/multiply/divide with simplification
Math Gcd Lcm Calculator
Greatest Common Divisor and Least Common Multiple
Math Quadratic Equation Solver
Step-by-step with discriminant and roots
Math Exponent Calculator
Powers and roots with fractional/negative exponents
Math Logarithm Calculator
Natural log, log10, any base with conversion formulas
Math Standard Deviation Calculator
Population/sample std dev with step breakdown
Math Probability Calculator
Independent/dependent events, combinations, permutations
Math Combinations Permutations Calculator
nCr and nPr with step-by-step
Math Binary Calculator
Arithmetic on binary numbers
Math Hex Calculator
Arithmetic on hex numbers with decimal conversion
Math Roman Numeral Converter
Roman to Arabic (1 to 3,999,999)
Math Fibonacci Generator
Generate N terms or find Nth number
Math Pi Digit Explorer
Up to 1M digits with pattern search
Math Unit Circle Reference
Interactive unit circle with sin/cos/tan values
Math Periodic Table
Element details, electron config, properties
Math Physics Formula Calculator
Velocity, acceleration, force, energy, momentum
Math Chemical Equation Balancer
Auto-balance with step-by-step explanation