Math Statistics Tools - Free Online Calculation Tools

Free percent calculator for finding percentages of numbers, percent change, and percent difference. Shows formulas and step-by-step results instantly.

Advanced integral solver for calculus problems. Calculate antiderivatives, definite integrals with bounds, and visualize integration results.

Calculate the least common multiple (LCM) of integers instantly. Perfect for fraction operations, scheduling problems, and mathematical analysis.

Assess your child's growth with WHO percentile charts. Get instant results for height, weight, BMI and head circumference with professional interpretation and growth tracking.

Perform matrix operations including addition, subtraction, multiplication, determinant, inverse, transpose, and rank calculation.

Advanced polynomial factoring tool supporting all factorization methods. Solve quadratics, difference of squares, trinomials, and complex polynomials with detailed explanations.

Powerful algebra solver for students and professionals. Solve equations, simplify expressions, factor polynomials instantly.

Professional vector calculator performing addition, subtraction and scalar multiplication on 2D and 3D vectors.

Calculate binomial probabilities using PMF formula P(X=k) = C(n,k)p^k(1-p)^(n-k). Supports single probability, cumulative distribution, and range calculations.

Free online matrix diagonalization calculator computes eigenvalues, eigenvectors, and determines if a matrix can be diagonalized.

Factor quadratic expressions instantly. Enter coefficients a, b, c to get factored form, roots, discriminant analysis, and interactive parabola graph.

Calculate probabilities for single events, multiple events, and conditional scenarios.

Calculate and interpret tarot card combinations instantly.

Professional permutation calculator supporting P(n,r) computations with detailed explanations.

Calculate combinations and permutations instantly with detailed explanations. Features nCr, nPr calculations, comparison charts, and formula breakdowns.

Calculate indefinite and definite integrals instantly with our free online calculator. Supports polynomial, trigonometric, exponential, and logarithmic functions.

Calculate polynomial roots instantly with detailed explanations. Features factoring, graphing, and solving for polynomials up to degree 5.

Comprehensive pre algebra calculator solving fractions, decimals, percents, exponents, integers and basic equations.

Convert numbers to a×10^n format instantly. Support 3.8e+5, 2.5×10^-7 inputs. Calculate arithmetic operations on scientific notation numbers.

Calculate double integrals numerically with interactive 3D visualization.

Calculate matrix diagonalization instantly. Enter any square matrix to get eigenvalues, eigenvectors, and the diagonalized form with detailed steps. Supports 2x2 to 5x5 matrices.

Track your baby's growth with WHO standard percentiles. Calculate weight, length, and head circumference percentiles instantly.