Math Tools
Solve complex math problems directly in your browser. Scientific calculations, quadratic & polynomial equation solver, matrix algebra, statistical distributions, 2D/3D geometry, fraction arithmetic, and prime factorization — all 100% free and private.
All Math Tools
Scientific Calculator
Advanced scientific calculator with trigonometric, logarithmic, and memory functions
Quadratic Equation Solver
Solve ax² + bx + c = 0 with real and complex roots, vertex, and interactive parabola plot
Linear Equation Solver
Solve single variable linear equations (ax + b = c) and 2x2 linear systems
Matrix Calculator
Perform matrix addition, subtraction, multiplication, determinants, and inverses
Statistics & Data Analyzer
Calculate mean, median, mode, standard deviation, quartiles, and plot histograms & box plots
2D Geometry & Area Calculator
Calculate area, perimeter, circumference, and diagonals for plane 2D shapes
3D Volume & Surface Area Calculator
Calculate volume, surface area, and space diagonals for 3D solids
Fraction Calculator
Perform +, -, *, / on proper and improper fractions with step-by-step solutions
Mixed Number Calculator
Perform arithmetic on mixed numbers and convert between mixed numbers and improper fractions
Prime Factorization Calculator
Decompose integers into prime factor powers, list all positive divisors, and check primality
GCD and LCM Calculator
Calculate Greatest Common Divisor (GCD / HCF) and Least Common Multiple (LCM) for multiple numbers
Percentage Calculator
Calculate percentage of numbers, X as a % of Y, and percentage increase/decrease
Ratio & Proportion Calculator
Simplify ratios (A:B), solve proportions (A:B = C:X), and split amounts into ratio parts
Percent Error Calculator
Calculate percent error, absolute error, and relative error between experimental and accepted values
Exponent Calculator
Calculate powers (bˣ), negative exponents, fractional exponents, and exponential rules
Binary Calculator
Perform binary arithmetic (+, -, *, /) and bitwise operations (AND, OR, XOR)
Hex Calculator
Perform hexadecimal arithmetic (+, -, *, /) and bitwise hex operations
Half-Life Calculator
Calculate radioactive decay, remaining quantity, decay constant (λ), and half-life elapsed time
Log Calculator
Calculate logarithms log_b(x), natural log ln(x), common log log₁₀(x), and binary log log₂(x)
Root Calculator
Calculate square roots (√x), cube roots (∛x), and arbitrary degree n-th roots (ⁿ√x)
Rounding Calculator
Round numbers to decimal places, significant figures, floor, ceiling, and nearest units
Scientific Notation Calculator
Convert numbers to/from scientific notation (a × 10ᵇ) and E-notation
Big Number Calculator
High-precision arbitrary accuracy big integer calculator without overflow
Standard Deviation Calculator
Calculate sample standard deviation (s), population standard deviation (σ), and variance
Number Sequence Calculator
Calculate nth terms, sum of terms (Sₙ), and sequences for Arithmetic (AP) and Geometric (GP) progressions
Sample Size Calculator
Determine necessary survey sample sizes for research based on confidence level and margin of error
Probability Calculator
Calculate single event P(A), complements P(A'), independent intersections P(A ∩ B), and unions P(A ∪ B)
Mean, Median, Mode, Range Calculator
Instantly compute average (mean), middle number (median), most frequent (mode), and data spread (range)
Permutation and Combination Calculator
Calculate permutations (nPr) and combinations (nCr) with and without repetition
Z-Score Calculator
Compute standard score Z = (X - μ) / σ, normal distribution probabilities, and percentile ranks
Confidence Interval Calculator
Compute confidence intervals for sample means (x̄ ± z* (s / √n)) at 90%, 95%, or 99% levels
Triangle Calculator
Solve any general triangle given 3 side lengths (SSS) using Law of Sines and Cosines
Slope Calculator
Calculate slope m = (y₂ - y₁) / (x₂ - x₁), line equation y = mx + b, inclination angle, and distance
Distance Calculator
Calculate Euclidean distance, Manhattan distance, and midpoint in 2D or 3D coordinate space
Circle Calculator
Calculate circle area, circumference, diameter, arc length, and sector area
Pythagorean Theorem Calculator
Solve a² + b² = c² to find the hypotenuse or missing leg of a right triangle
Right Triangle Calculator
Solve right triangles using trigonometric ratios (sin, cos, tan), acute angles, area, and perimeter