FullCalculator

+Math Calculators

336 free online math calculators. No signup required.

%

Percentage Calculator

Free online percentage calculator. Find percentages, percentage change, percentage difference, and more. Fast, accurate, no signup required.

Math
+

Fraction Calculator

Free fraction calculator. Add, subtract, multiply, and divide fractions. Simplify fractions and convert between fractions and decimals.

Math
+

Standard Deviation Calculator

Free standard deviation calculator. Calculate mean, variance, and standard deviation for any dataset. Supports population and sample statistics.

Math
+

Volume Calculator

Free volume calculator. Calculate volume of a box, cylinder, sphere, and cone. Convert between gallons, liters, and cubic feet.

Math
+

Random Number Generator

Free random number generator. Generate random numbers within any range. Perfect for lotteries, games, decision making, and statistics.

Math
+

Probability Calculator

Free probability calculator. Calculate probability of events, combinations, permutations, and coin flip odds.

Math
+

Scientific Calculator

Free online scientific calculator. Calculate trigonometric functions, logarithms, powers, roots, and factorials instantly.

Math
+

Quadratic Equation Calculator

Free quadratic equation calculator. Solve ax² + bx + c = 0 and find roots, vertex, discriminant, and axis of symmetry.

Math
+

Ratio Calculator

Free ratio calculator. Solve proportions, simplify ratios, and scale ratios up or down. Perfect for recipes, maps, and math problems.

Math
+

Pythagorean Theorem Calculator

Free Pythagorean theorem calculator. Find the missing side of a right triangle. Calculate hypotenuse or leg length from two known sides.

Math
+

Average Calculator

Free average calculator. Calculate the mean, median, mode, and range of a set of numbers quickly and easily.

Math
+

LCM & GCD Calculator

Free LCM and GCD calculator. Find the Least Common Multiple and Greatest Common Divisor of two or more numbers.

Math
+

Factorial Calculator

Free factorial calculator. Calculate n! (n factorial), double factorial, and subfactorial for any positive integer.

Math
+

Exponent Calculator

Free exponent calculator. Calculate powers (x^n), square roots, cube roots, and nth roots of any number.

Math
+

Square Root Calculator

Free square root calculator. Find the square root of any number, check if it's a perfect square, and simplify radical expressions.

Math
+

Slope Calculator

Free slope calculator. Find the slope, distance, and midpoint between two points. Get the equation of the line in slope-intercept form.

Math
+

Decimal to Fraction Calculator

Free decimal to fraction converter. Convert any decimal number to a fraction or mixed number and simplify it.

Math
+

Rounding Calculator

Free rounding calculator. Round numbers to any decimal place, significant figures, or to the nearest whole number, ten, hundred, or thousand.

Math
+

Logarithm Calculator

Free logarithm calculator. Calculate log base 10, natural log (ln), log base 2, and log of any base.

Math
+

Percentage Change Calculator

Free percentage change calculator. Calculate percent increase, decrease, and difference between two values.

Math
+

Permutation Calculator

Free permutation calculator. Calculate nPr — the number of ways to arrange r items from n items where order matters.

Math
+

Midpoint Calculator

Free midpoint calculator. Find the midpoint between two points, calculate distance, and get the equation of the perpendicular bisector.

Math
+

Long Division Calculator

Free long division calculator. Divide two numbers and get quotient, remainder, decimal result, and mixed number form.

Math
+

Number Sequence Calculator

Free number sequence calculator. Find the nth term and sum of arithmetic and geometric sequences and series.

Math
+

Area of Circle Calculator

Free circle calculator. Calculate area, circumference, and diameter of a circle from radius, diameter, or area.

Math
+

What Percent Of Calculator

Free percentage calculator. What is X% of Y? What percent of Y is X? Solve any percentage problem quickly.

Math
+

Matrix Calculator

Free matrix calculator. Calculate the determinant, inverse, and transpose of 2×2 and 3×3 matrices.

Math
+

Circumference Calculator

Free circumference calculator. Calculate the circumference, diameter, and radius of a circle from any known measurement.

Math
+

Triangle Area Calculator

Free triangle area calculator. Calculate the area of a triangle using base and height, three sides (Heron's formula), or two sides and an angle.

Math
+

Mixed Number Calculator

Free mixed number calculator. Convert between improper fractions and mixed numbers. Add, subtract, multiply mixed numbers.

Math
+

Surface Area Calculator

Free surface area calculator. Calculate the surface area of cubes, rectangular prisms, spheres, cylinders, and cones.

Math
+

Cylinder Volume Calculator

Free cylinder volume calculator. Calculate the volume, surface area, and lateral area of a cylinder from radius and height.

Math
+

Cone Volume Calculator

Free cone volume calculator. Calculate the volume, surface area, and slant height of a cone from radius and height.

Math
+

Hex to Decimal Calculator

Free hex to decimal calculator. Convert between hexadecimal, decimal, octal, and binary number systems.

Math
+

Roman Numeral Calculator

Free Roman numeral calculator. Convert between Roman numerals and decimal numbers. Supports values 1 to 3999.

Math
+

Percentage Error Calculator

Free percentage error calculator. Calculate percent error, absolute error, and relative error between experimental and actual values.

Math
+

Significant Figures Calculator

Free significant figures calculator. Count significant figures, round numbers to a specific number of sig figs.

Math
+

Sphere Calculator

Free sphere calculator. Calculate volume, surface area, and diameter of a sphere from radius, diameter, circumference, or volume.

Math
+

Absolute Value Calculator

Free absolute value calculator. Calculate the absolute value, distance between numbers, and solve absolute value equations.

Math
+

Prime Number Calculator

Free prime number calculator. Check if a number is prime, find prime factorization, and list primes in a range.

Math
+

Fibonacci Calculator

Free Fibonacci calculator. Calculate the nth Fibonacci number, check if a number is a Fibonacci number, and generate sequences.

Math
+

Complex Number Calculator

Free complex number calculator. Add, subtract, multiply, divide complex numbers. Convert between rectangular and polar forms.

Math
+

Vector Calculator

Free vector calculator. Calculate dot product, cross product, magnitude, and angle between 2D and 3D vectors.

Math
+

Proportions Calculator

Free proportions calculator. Solve proportions (a/b = c/d), find the missing value, and check if ratios are proportional.

Math
+

Trapezoid Area Calculator

Free trapezoid area calculator. Calculate the area, perimeter, and height of a trapezoid from bases and height or all four sides.

Math
+

Parallelogram Area Calculator

Free parallelogram area calculator. Calculate area using base and height, two sides and angle, or diagonals and angle.

Math
+

Number Base Converter

Free number base converter. Convert numbers between any bases from 2 to 36 (binary, octal, decimal, hex, and custom).

Math
+

Linear Equation Calculator

Free linear equation calculator. Solve equations of the form ax + b = c, or systems of two linear equations.

Math
+

Binary Arithmetic Calculator

Free binary arithmetic calculator. Add two binary numbers and see the result in both binary and decimal.

Math
+

Binomial Coefficient Calculator

Free binomial coefficient calculator. Calculate C(n, k) = n! / (k!(n-k)!) and explore Pascal's triangle.

Math
+

Chi-Square Calculator

Free chi-square calculator. Calculate the chi-square statistic from observed and expected frequencies for goodness-of-fit tests.

Math
+

Confidence Interval Calculator

Free confidence interval calculator. Calculate the confidence interval for a population mean using the z-method.

Math
+

Correlation Calculator

Free Pearson correlation coefficient calculator. Calculate the linear correlation between two data sets.

Math
+

Covariance Calculator

Free covariance calculator. Calculate the covariance between two data sets to measure how they vary together.

Math
+

Cross Product Calculator

Free cross product calculator. Compute the cross product of two 3D vectors and find the magnitude of the resulting vector.

Math
+

Determinant Calculator

Free determinant calculator. Calculate the determinant of 2x2 and 3x3 matrices.

Math
+

Dot Product Calculator

Free dot product calculator. Compute the dot product of two 3D vectors and find the angle between them.

Math
+

Geometric Mean Calculator

Free geometric mean calculator. Calculate the geometric mean of a set of positive numbers.

Math
+

Harmonic Mean Calculator

Free harmonic mean calculator. Calculate the harmonic mean of a set of positive numbers, useful for rates and ratios.

Math
+

Inequality Solver Calculator

Free inequality solver calculator. Solve linear inequalities of the form ax + b > c, showing the solution set and number line description.

Math
+

Interpolation Calculator

Free linear interpolation calculator. Find an intermediate value between two known data points using linear interpolation.

Math
+

Mean Median Mode Calculator

Free mean, median, and mode calculator. Enter a data set and instantly find the mean, median, mode, and range.

Math
+

Modular Arithmetic Calculator

Free modular arithmetic calculator. Compute a mod n and modular exponentiation a^b mod n.

Math
+

Normal Distribution Calculator

Free normal distribution calculator. Approximate cumulative probability P(Z ≤ z) for the standard normal distribution.

Math
+

Polar Coordinates Calculator

Free polar coordinates calculator. Convert between rectangular (x, y) and polar (r, θ) coordinate systems.

Math
+

Polynomial Calculator

Free polynomial calculator. Evaluate quadratic and cubic polynomials at any value of x.

Math
+

Regression Calculator

Free linear regression calculator. Calculate the slope, intercept, and R² for a simple linear regression model.

Math
+

Sample Size Calculator

Free sample size calculator. Determine the required sample size for surveys given a confidence level, margin of error, and estimated proportion.

Math
+

Series Calculator

Free series calculator. Compute partial sums of geometric series and determine convergence.

Math
+

Summation Calculator

Free summation calculator. Compute arithmetic series sums and sums of powers (i^k) from a start to an end value.

Math
+

Variance Calculator

Free variance calculator. Calculate both population variance (σ²) and sample variance (s²) for a data set.

Math
+

Weighted Average Calculator

Free weighted average calculator. Calculate the weighted mean given values and their corresponding weights.

Math
+

Z-Score Calculator

Free Z-score calculator. Calculate z-scores, find probabilities, and convert between raw scores and standard scores.

Math
+

Scientific Notation Calculator

Free scientific notation calculator. Convert numbers to and from scientific notation. Express any number as a × 10^n.

Math
+

Simplify Fractions Calculator

Free fraction simplifier. Enter a numerator and denominator to reduce the fraction to its simplest form. Also shows the decimal equivalent.

Math
+

ACT Score Calculator

Free ACT score calculator. Calculate your ACT composite score, find your percentile, and convert to SAT equivalent.

Math
+

Attendance Rate Calculator

Free attendance rate calculator. Calculate your attendance percentage, see how many classes you can miss, and check if you meet minimum requirements.

Math
+

Citation & Bibliography Counter

Free citation counter calculator. Estimate how many sources you need for your research paper and calculate bibliography page length.

Math
+

Class Average Calculator

Free class average calculator. Calculate the mean, median, highest, and lowest scores for a class of students. Useful for teachers and students.

Math
+

Class Rank Percentile Calculator

Free class rank percentile calculator. Find your class rank percentile, determine top percentage, and see how your rank compares.

Math
+

Cumulative GPA Calculator

Free cumulative GPA calculator. Combine multiple semesters to find your overall GPA. Add new semester grades to your existing GPA.

Math
+

Grade Curve Calculator

Free grade curve calculator. Apply flat curve, square root curve, or bell curve adjustments to test scores. See how curving affects your grade.

Math
+

Essay Word & Page Count Calculator

Free essay length calculator. Convert between word count and page count, estimate reading and speaking time for your essay or paper.

Math
+

Final Grade Calculator

Free final grade calculator. Find out what score you need on your final exam to get your desired course grade.

Math
+

Flashcard Study Planner Calculator

Free flashcard study planner. Calculate how many flashcards to study daily, estimate review sessions using spaced repetition, and plan for exam preparation.

Math
+

GPA to Percentage Converter

Free GPA to percentage converter. Convert your 4.0 scale GPA to a percentage, and see the equivalent letter grade and international grade equivalents.

Math
+

Homework Time Planner Calculator

Free homework time planner. Estimate how long your homework will take, plan your study schedule, and balance multiple assignments across subjects.

Math
+

Letter Grade to GPA Converter

Free letter grade to GPA converter. Convert letter grades to GPA points and see equivalent percentages on both 4.0 and 5.0 scales.

Math
+

SAT Score Calculator

Free SAT score calculator. Estimate your SAT composite score, convert between old and new SAT, and find your percentile ranking.

Math
+

Semester Credit Hours Calculator

Free semester credit hours calculator. Plan your course load, calculate total study hours, and track progress toward graduation.

Math
+

Test Score Calculator

Free test score percentage calculator. Calculate your test grade from points earned, find how many questions you can miss, and convert to a letter grade.

Math
+

Weighted Grade Calculator

Free weighted grade calculator. Calculate your weighted average grade from multiple categories like homework, quizzes, exams, and projects.

Math
+

Words Per Minute Calculator

Free words per minute calculator. Calculate your reading speed, typing speed, or speaking rate in WPM. Find out how long it takes to read or present content.

Math
+

Bayes Theorem Calculator

Free Bayes theorem calculator. Calculate conditional probability using Bayes' formula with prior, likelihood, and evidence probabilities.

Math
+

Binomial Distribution Calculator

Free binomial distribution calculator. Calculate binomial probabilities, cumulative probability, mean, variance, and standard deviation.

Math
+

Boolean Algebra Calculator

Free boolean algebra calculator. Evaluate logical expressions with AND, OR, NOT, XOR, NAND, NOR operations and generate truth tables.

Math
+

Combinations Calculator

Free combinations (nCr) calculator. Calculate combinations, permutations, and compare the two with step-by-step factorial breakdowns.

Math
+

Completing the Square Calculator

Free completing the square calculator. Convert ax² + bx + c to vertex form a(x - h)² + k and find the vertex, axis of symmetry, and roots.

Math
+

Cubic Equation Calculator

Free cubic equation calculator. Solve ax³ + bx² + cx + d = 0 and find all real and complex roots with step-by-step solutions.

Math
+

Derivative Calculator

Free derivative calculator. Calculate derivatives of common functions with step-by-step rules shown including power rule, chain rule, and product rule.

Math
+

Eigenvalue Calculator

Free eigenvalue and eigenvector calculator. Find eigenvalues and eigenvectors of 2x2 and 3x3 matrices with step-by-step solutions.

Math
+

Exponential Growth Calculator

Free exponential growth and decay calculator. Calculate future values, growth rates, doubling time, and half-life for exponential models.

Math
+

Hyperbolic Function Calculator

Free hyperbolic function calculator. Calculate sinh, cosh, tanh, and their inverses with exponential form and identities shown.

Math
+

Integral Calculator

Free integral calculator. Calculate integrals using power rule, trig integrals, and definite integrals with step-by-step solutions.

Math
+

Inverse Trigonometry Calculator

Free inverse trigonometry calculator. Calculate arcsin, arccos, arctan (sin⁻¹, cos⁻¹, tan⁻¹) in degrees and radians.

Math
+

Laplace Transform Calculator

Free Laplace transform calculator. Find Laplace transforms and inverse Laplace transforms of common functions used in differential equations and engineering.

Math
+

Law of Cosines Calculator

Free law of cosines calculator. Solve triangles using the law of cosines to find unknown sides and angles with step-by-step solutions.

Math
+

Law of Sines Calculator

Free law of sines calculator. Solve triangles using the sine rule to find unknown sides and angles including the ambiguous case (SSA).

Math
+

Limit Calculator

Free limit calculator. Evaluate limits of functions as x approaches a value, including one-sided limits and limits at infinity.

Math
+

Logarithm Equation Solver

Free logarithm equation solver. Solve logarithmic equations, find unknowns in log expressions, and apply logarithm properties step by step.

Math
+

Matrix Inverse Calculator

Free matrix inverse calculator. Find the inverse of 2x2 and 3x3 matrices with determinant check and step-by-step adjugate method.

Math
+

Partial Fractions Calculator

Free partial fraction decomposition calculator. Decompose rational expressions into partial fractions for integration and Laplace transforms.

Math
+

Poisson Distribution Calculator

Free Poisson distribution calculator. Calculate Poisson probabilities, cumulative distribution, mean, and variance for event counting problems.

Math
+

Synthetic Division Calculator

Free synthetic division calculator. Divide polynomials using synthetic division with step-by-step breakdown, remainder, and quotient shown.

Math
+

System of Equations Calculator

Free system of equations solver. Solve 2x2 and 3x3 systems of linear equations using Cramer's rule and elimination method.

Math
+

Taylor Series Calculator

Free Taylor and Maclaurin series calculator. Expand common functions into Taylor series and compute approximations at a given point.

Math
+

Trigonometry Calculator

Free trigonometry calculator. Calculate sin, cos, tan, sec, csc, cot for any angle in degrees or radians with exact values shown.

Math
+

Unit Circle Calculator

Free unit circle calculator. Find exact coordinates, trig values, and reference angles for any angle on the unit circle.

Math
+

Box Plot Calculator (5-Number Summary)

Free box plot calculator. Compute the 5-number summary (min, Q1, median, Q3, max) and detect outliers for box-and-whisker plots.

Math
+

Coefficient of Variation Calculator

Free coefficient of variation calculator. Measure relative variability as a percentage of the mean.

Math
+

Cronbach's Alpha Calculator

Free Cronbach's alpha calculator. Measure internal consistency reliability of a scale or test from item variances.

Math
+

Effect Size Calculator (Cohen's d)

Free effect size calculator. Calculate Cohen's d, Hedges' g, and other effect size measures to quantify the magnitude of differences between groups.

Math
+

Fisher's Exact Test Calculator

Free Fisher's exact test calculator. Analyze 2x2 contingency tables for association between categorical variables with exact probability.

Math
+

Interquartile Range Calculator

Free IQR calculator. Calculate the interquartile range, quartiles, and identify potential outliers from a dataset.

Math
+

Kruskal-Wallis Test Calculator

Free Kruskal-Wallis test calculator. Non-parametric alternative to one-way ANOVA for comparing three or more independent groups using ranks.

Math
+

Mann-Whitney U Test Calculator

Free Mann-Whitney U test calculator. Non-parametric test to compare two independent groups using ranks. Calculate U-statistic and z-approximation.

Math
+

Margin of Error Calculator

Free margin of error calculator. Calculate the margin of error for surveys and polls based on sample size, confidence level, and proportion.

Math
+

Number Needed to Treat Calculator

Free NNT calculator. Calculate the number needed to treat or number needed to harm from event rates.

Math
+

Odds Ratio Calculator

Free odds ratio calculator. Calculate odds ratio, confidence interval, and interpretation from a 2x2 contingency table.

Math
+

One-Way ANOVA Calculator

Free one-way ANOVA calculator. Compare means across multiple groups with F-statistic, p-value estimation, and between/within group variance analysis.

Math
+

Paired T-Test Calculator

Free paired t-test calculator. Compare before-and-after measurements or matched pairs with t-statistic, degrees of freedom, and significance estimation.

Math
+

Percentile Rank Calculator

Free percentile rank calculator. Determine the percentile rank of a value within a dataset or calculate the value at a given percentile.

Math
+

Statistical Power Analysis Calculator

Free statistical power analysis calculator. Determine sample size, power, or minimum detectable effect size for hypothesis tests.

Math
+

PPV and NPV Calculator

Free PPV and NPV calculator. Calculate positive and negative predictive values from sensitivity, specificity, and prevalence.

Math
+

Relative Risk Calculator

Free relative risk calculator. Calculate risk ratio, confidence interval, and attributable risk from a 2x2 table.

Math
+

Sensitivity & Specificity Calculator

Free sensitivity and specificity calculator. Evaluate diagnostic test performance from true/false positives and negatives.

Math
+

Skewness and Kurtosis Calculator

Free skewness and kurtosis calculator. Measure the asymmetry and peakedness of a distribution from sample data.

Math
+

Spearman Rank Correlation Calculator

Free Spearman rank correlation calculator. Calculate the monotonic relationship between two ranked variables.

Math
+

Stem and Leaf Plot Generator

Free stem and leaf plot generator. Create a stem-and-leaf display from numerical data for visualizing distribution shape.

Math
+

Survival Rate Calculator

Free survival rate calculator. Calculate cumulative survival probability over multiple time periods using the Kaplan-Meier method.

Math
+

Two-Sample T-Test Calculator

Free two-sample t-test calculator. Compare the means of two independent groups with t-statistic, degrees of freedom, and significance estimation.

Math
+

Type I and Type II Error Calculator

Free Type I and Type II error calculator. Understand the relationships between alpha, beta, power, and sample size in hypothesis testing.

Math
+

Wilcoxon Signed-Rank Test Calculator

Free Wilcoxon signed-rank test calculator. Non-parametric paired test alternative to the paired t-test. Calculate W-statistic and z-approximation.

Math
+

Arc Length Calculator

Free arc length calculator. Calculate the arc length, sector area, and chord length from radius and central angle.

Math
+

Chord Length Calculator

Free chord length calculator. Calculate the chord length, sagitta, and segment area from radius and central angle.

Math
+

Circle Equation Calculator

Free circle equation calculator. Find the standard and general form equation of a circle from center and radius.

Math
+

Cube Volume Calculator

Free cube volume calculator. Calculate the volume, surface area, diagonal, and edge length of a cube.

Math
+

Distance Formula Calculator

Free distance formula calculator. Calculate the distance between two points in 2D or 3D space.

Math
+

Ellipse Area Calculator

Free ellipse area and perimeter calculator. Calculate the area, perimeter, eccentricity, and foci of an ellipse.

Math
+

Equation of a Line Calculator

Free equation of a line calculator. Find slope-intercept and point-slope form equations.

Math
+

Frustum Volume Calculator

Free frustum volume calculator. Calculate the volume, lateral surface area, and slant height of a frustum (truncated cone or pyramid).

Math
+

Hemisphere Volume Calculator

Free hemisphere volume calculator. Calculate the volume, curved surface area, and total surface area of a hemisphere.

Math
+

Herons Formula Calculator

Free Herons formula calculator. Calculate the area of a triangle from the lengths of its three sides.

Math
+

Hexagon Area Calculator

Free hexagon area calculator. Calculate the area, perimeter, apothem, and diagonal of a regular hexagon.

Math
+

Inscribed Angle Calculator

Free inscribed angle calculator. Calculate the inscribed angle, central angle, arc length, and intercepted arc from circle properties.

Math
+

Octagon Area Calculator

Free octagon area calculator. Calculate the area, perimeter, and apothem of a regular octagon from side length.

Math
+

Parabola Calculator

Free parabola calculator. Find vertex, focus, directrix, and axis of symmetry from the equation of a parabola.

Math
+

Pentagon Area Calculator

Free pentagon area calculator. Calculate the area, perimeter, and apothem of a regular pentagon from side length.

Math
+

Pyramid Volume Calculator

Free pyramid volume calculator. Calculate the volume, surface area, and slant height of a pyramid with various base shapes.

Math
+

Rectangle Area Calculator

Free rectangle area calculator. Calculate the area, perimeter, and diagonal of a rectangle from length and width.

Math
+

Rectangular Prism Volume Calculator

Free rectangular prism calculator. Calculate the volume, surface area, and space diagonal of a rectangular prism (cuboid).

Math
+

Regular Polygon Calculator

Free regular polygon calculator. Calculate the area, perimeter, apothem, and interior angles of any regular polygon.

Math
+

Rhombus Area Calculator

Free rhombus area calculator. Calculate the area, perimeter, and diagonals of a rhombus from various inputs.

Math
+

Sector Area Calculator

Free sector area calculator. Calculate the area, arc length, and perimeter of a circular sector.

Math
+

Torus Volume Calculator

Free torus volume calculator. Calculate the volume and surface area of a torus from major and minor radii.

Math
+

Triangle Inequality Calculator

Free triangle inequality calculator. Check if three sides can form a valid triangle and classify the triangle type.

Math
+

Combination Calculator

Free online combination calculator (nCr). Calculate the number of combinations of n items taken r at a time.

Math
+

Decimal to Fraction Converter

Free online decimal to fraction converter. Convert any decimal number to a simplified fraction.

Math
+

Prime Factorization Calculator

Free online prime factorization calculator. Find all prime factors of any number. Also lists all factors/divisors.

Math
+

Fraction to Decimal Converter

Free online fraction to decimal converter. Convert any fraction to its decimal equivalent and percentage.

Math
+

GCF Calculator

Free online Greatest Common Factor (GCF) calculator. Find the GCF/GCD of two or more numbers using the Euclidean algorithm.

Math
+

LCM Calculator

Free online Least Common Multiple (LCM) calculator. Find the LCM of two or more numbers using prime factorization.

Math
+

Logarithm Calculator

Free online logarithm calculator. Calculate common (log base 10), natural (ln), and custom base logarithms.

Math
+

Model Scale Calculator

Free online model scale calculator. Convert between real-world and scale dimensions for model trains, miniatures, dollhouses, and architectural models.

Math
+

Significant Figures Calculator

Free online significant figures calculator. Count significant figures in a number and round numbers to a specific number of significant figures.

Math
+

Two-Way ANOVA Calculator

Free two-way ANOVA calculator. Analyze the effects of two factors and their interaction on a dependent variable with F-statistics and sum of squares.

Math
+

Continued Fraction Calculator

Free continued fraction calculator. Convert decimals to continued fraction representations and compute convergents for rational approximations.

Math
+

Logic Gate Calculator

Free logic gate truth table calculator. Compute outputs for AND, OR, XOR, NAND, NOR, and XNOR gates with binary inputs.

Math
+

P-Value Calculator

Free P-value calculator from test statistic. Compute p-values for z-tests, t-tests, and chi-square tests with one or two-tailed options.

Math
+

Perfect Number Checker

Free perfect number checker. Determine if a number is perfect, abundant, or deficient by analyzing its proper divisors and their sum.

Math
+

Prime Counting Function Calculator

Free prime counting function calculator. Count the number of primes up to N, find the Nth prime, and explore prime density using π(x).

Math
+

Set Theory Calculator

Free set theory calculator. Compute union, intersection, difference, symmetric difference, and Cartesian product of number sets.

Math
+

Matrix Determinant Calculator

Free matrix determinant calculator. Solve matrix determinant problems with step-by-step calculations.

Math
+

Matrix Multiplication Calculator

Free matrix multiplication calculator. Solve matrix multiplication problems with step-by-step calculations.

Math
+

Vector Cross Product Calculator

Free vector cross product calculator. Solve vector cross product problems with step-by-step calculations.

Math
+

Vector Dot Product Calculator

Free vector dot product calculator. Solve vector dot product problems with step-by-step calculations.

Math
+

Vector Magnitude Calculator

Free vector magnitude calculator. Solve vector magnitude problems with step-by-step calculations.

Math
+

Polar To Cartesian Calculator

Free polar to cartesian calculator. Solve polar to cartesian problems with step-by-step calculations.

Math
+

Cartesian To Polar Calculator

Free cartesian to polar calculator. Solve cartesian to polar problems with step-by-step calculations.

Math
+

Euler Formula Calculator

Free euler formula calculator. Solve euler formula problems with step-by-step calculations.

Math
+

Fourier Series Calculator

Free fourier series calculator. Solve fourier series problems with step-by-step calculations.

Math
+

Differential Equation Calculator

Free differential equation calculator. Solve differential equation problems with step-by-step calculations.

Math
+

Partial Derivative Calculator

Free partial derivative calculator. Solve partial derivative problems with step-by-step calculations.

Math
+

Double Integral Calculator

Free double integral calculator. Solve double integral problems with step-by-step calculations.

Math
+

Triple Integral Calculator

Free triple integral calculator. Solve triple integral problems with step-by-step calculations.

Math
+

Line Integral Calculator

Free line integral calculator. Solve line integral problems with step-by-step calculations.

Math
+

Surface Integral Calculator

Free surface integral calculator. Solve surface integral problems with step-by-step calculations.

Math
+

Divergence Calculator

Free divergence calculator. Solve divergence problems with step-by-step calculations.

Math
+

Curl Calculator

Free curl calculator. Solve curl problems with step-by-step calculations.

Math
+

Gradient Calculator

Free gradient calculator. Solve gradient problems with step-by-step calculations.

Math
+

Truth Table Calculator

Free truth table calculator. Solve truth table problems with step-by-step calculations.

Math
+

Binary To Hex Calculator

Free binary to hex calculator. Solve binary to hex problems with step-by-step calculations.

Math
+

Hex To Binary Calculator

Free hex to binary calculator. Solve hex to binary problems with step-by-step calculations.

Math
+

Octal Converter Calculator

Free octal converter calculator. Solve octal converter problems with step-by-step calculations.

Math
+

Pascal Triangle Calculator

Free pascal triangle calculator. Solve pascal triangle problems with step-by-step calculations.

Math
+

Catalan Number Calculator

Free catalan number calculator. Solve catalan number problems with step-by-step calculations.

Math
+

Stirling Number Calculator

Free stirling number calculator. Solve stirling number problems with step-by-step calculations.

Math
+

Chinese Remainder Calculator

Free chinese remainder calculator. Solve chinese remainder problems with step-by-step calculations.

Math
+

Quartic Equation Calculator

Free quartic equation calculator. Solve quartic equation problems with step-by-step calculations.

Math
+

Polynomial Root Calculator

Free polynomial root calculator. Solve polynomial root problems with step-by-step calculations.

Math
+

Polynomial Division Calculator

Free polynomial division calculator. Solve polynomial division problems with step-by-step calculations.

Math
+

Remainder Theorem Calculator

Free remainder theorem calculator. Solve remainder theorem problems with step-by-step calculations.

Math
+

Rational Root Calculator

Free rational root calculator. Solve rational root problems with step-by-step calculations.

Math
+

Descartes Rule Calculator

Free descartes rule calculator. Solve descartes rule problems with step-by-step calculations.

Math
+

Cramers Rule Calculator

Free cramers rule calculator. Solve cramers rule problems with step-by-step calculations.

Math
+

Gauss Elimination Calculator

Free gauss elimination calculator. Solve gauss elimination problems with step-by-step calculations.

Math
+

Least Squares Calculator

Free least squares calculator. Solve least squares problems with step-by-step calculations.

Math
+

F Test Calculator

Free f test calculator. Solve f test problems with step-by-step calculations.

Math
+

T Test Calculator

Free t test calculator. Solve t test problems with step-by-step calculations.

Math
+

Anova Calculator

Free anova calculator. Solve anova problems with step-by-step calculations.

Math
+

Exponential Distribution Calculator

Free exponential distribution calculator. Solve exponential distribution problems with step-by-step calculations.

Math
+

Geometric Distribution Calculator

Free geometric distribution calculator. Solve geometric distribution problems with step-by-step calculations.

Math
+

Hexagon Calculator

Free hexagon calculator. Get instant results with our easy-to-use calculator.

Math
+

Octagon Calculator

Free octagon calculator. Get instant results with our easy-to-use calculator.

Math
+

Pentagon Calculator

Free pentagon calculator. Get instant results with our easy-to-use calculator.

Math
+

Rhombus Calculator

Free rhombus calculator. Get instant results with our easy-to-use calculator.

Math
+

Parallelogram Calculator

Free parallelogram calculator. Get instant results with our easy-to-use calculator.

Math
+

Ellipse Calculator

Free ellipse calculator. Get instant results with our easy-to-use calculator.

Math
+

Ellipsoid Calculator

Free ellipsoid calculator. Get instant results with our easy-to-use calculator.

Math
+

Torus Calculator

Free torus calculator. Get instant results with our easy-to-use calculator.

Math
+

Frustum Calculator

Free frustum calculator. Get instant results with our easy-to-use calculator.

Math
+

Tetrahedron Calculator

Free tetrahedron calculator. Get instant results with our easy-to-use calculator.

Math
+

Dodecahedron Calculator

Free dodecahedron calculator. Get instant results with our easy-to-use calculator.

Math
+

Icosahedron Calculator

Free icosahedron calculator. Get instant results with our easy-to-use calculator.

Math
+

Irregular Polygon Calculator

Free irregular polygon calculator. Get instant results with our easy-to-use calculator.

Math
+

Segment Area Calculator

Free segment area calculator. Get instant results with our easy-to-use calculator.

Math
+

Annulus Calculator

Free annulus calculator. Get instant results with our easy-to-use calculator.

Math
+

Central Angle Calculator

Free central angle calculator. Get instant results with our easy-to-use calculator.

Math
+

Tangent Line Calculator

Free tangent line calculator. Get instant results with our easy-to-use calculator.

Math
+

Great Circle Calculator

Free great circle calculator. Get instant results with our easy-to-use calculator.

Math
+

Spherical Triangle Calculator

Free spherical triangle calculator. Get instant results with our easy-to-use calculator.

Math
+

Prime Factorization Calculator

Free prime factorization calculator. Get instant results with our easy-to-use calculator.

Math
+

Lcm Hcf Calculator

Free lcm hcf calculator. Get instant results with our easy-to-use calculator.

Math
+

Modular Exponentiation Calculator

Free modular exponentiation calculator. Get instant results with our easy-to-use calculator.

Math
+

Eulers Totient Calculator

Free eulers totient calculator. Get instant results with our easy-to-use calculator.

Math
+

Lucas Number Calculator

Free lucas number calculator. Get instant results with our easy-to-use calculator.

Math
+

Tribonacci Calculator

Free tribonacci calculator. Get instant results with our easy-to-use calculator.

Math
+

Collatz Conjecture Calculator

Free collatz conjecture calculator. Get instant results with our easy-to-use calculator.

Math
+

Happy Number Calculator

Free happy number calculator. Get instant results with our easy-to-use calculator.

Math
+

Amicable Number Calculator

Free amicable number calculator. Get instant results with our easy-to-use calculator.

Math
+

Narcissistic Number Calculator

Free narcissistic number calculator. Get instant results with our easy-to-use calculator.

Math
+

Palindrome Number Calculator

Free palindrome number calculator. Get instant results with our easy-to-use calculator.

Math
+

Armstrong Number Calculator

Free armstrong number calculator. Get instant results with our easy-to-use calculator.

Math
+

Abundant Number Calculator

Free abundant number calculator. Get instant results with our easy-to-use calculator.

Math
+

Deficient Number Calculator

Free deficient number calculator. Get instant results with our easy-to-use calculator.

Math
+

Harshad Number Calculator

Free harshad number calculator. Get instant results with our easy-to-use calculator.

Math
+

Kaprekar Number Calculator

Free kaprekar number calculator. Get instant results with our easy-to-use calculator.

Math
+

Smith Number Calculator

Free smith number calculator. Get instant results with our easy-to-use calculator.

Math
+

Mersenne Prime Calculator

Free mersenne prime calculator. Get instant results with our easy-to-use calculator.

Math
+

Twin Prime Calculator

Free twin prime calculator. Get instant results with our easy-to-use calculator.

Math
+

Hypergeometric Calculator

Free hypergeometric calculator. Get instant results with our easy-to-use calculator.

Math
+

Negative Binomial Calculator

Free negative binomial calculator. Get instant results with our easy-to-use calculator.

Math
+

Beta Distribution Calculator

Free beta distribution calculator. Get instant results with our easy-to-use calculator.

Math
+

Gamma Distribution Calculator

Free gamma distribution calculator. Get instant results with our easy-to-use calculator.

Math
+

Weibull Distribution Calculator

Free weibull distribution calculator. Get instant results with our easy-to-use calculator.

Math
+

Log Normal Calculator

Free log normal calculator. Get instant results with our easy-to-use calculator.

Math
+

Uniform Distribution Calculator

Free uniform distribution calculator. Get instant results with our easy-to-use calculator.

Math
+

Multinomial Calculator

Free multinomial calculator. Get instant results with our easy-to-use calculator.

Math
+

Kurtosis Calculator

Free kurtosis calculator. Get instant results with our easy-to-use calculator.

Math
+

Skewness Calculator

Free skewness calculator. Get instant results with our easy-to-use calculator.

Math
+

Percentile Calculator

Free percentile calculator. Get instant results with our easy-to-use calculator.

Math
+

Quartile Calculator

Free quartile calculator. Get instant results with our easy-to-use calculator.

Math
+

Outlier Calculator

Free outlier calculator. Get instant results with our easy-to-use calculator.

Math
+

Venn Diagram Calculator

Free venn diagram calculator. Advanced math and computation tool.

Math
+

Binary Addition Calculator

Free binary addition calculator. Advanced math and computation tool.

Math
+

Hexadecimal Arithmetic Calculator

Free hexadecimal arithmetic calculator. Advanced math and computation tool.

Math
+

Ieee 754 Calculator

Free ieee 754 calculator. Advanced math and computation tool.

Math
+

Floating Point Calculator

Free floating point calculator. Advanced math and computation tool.

Math
+

Error Propagation Calculator

Free error propagation calculator. Advanced math and computation tool.

Math
+

Dimensional Analysis Calculator

Free dimensional analysis calculator. Advanced math and computation tool.

Math
+

Unit Conversion Chain Calculator

Free unit conversion chain calculator. Advanced math and computation tool.

Math
+

Extrapolation Calculator

Free extrapolation calculator. Advanced math and computation tool.

Math
+

Curve Fitting Calculator

Free curve fitting calculator. Advanced math and computation tool.

Math
+

Euler Totient Calculator

Calculate euler totient using scientific formulas. Free euler totient calculator.

Math
+

Möbius Function Calculator

Calculate möbius function using scientific formulas. Free möbius function calculator.

Math
+

Perfect Number Check Calculator

Calculate perfect number check using scientific formulas. Free perfect number check calculator.

Math
+

Twin Prime Finder Calculator

Calculate twin prime finder using scientific formulas. Free twin prime finder calculator.

Math
+

Digit Sum Calculator

Calculate digit sum using scientific formulas. Free digit sum calculator.

Math
+

Palindrome Check Calculator

Calculate palindrome check using scientific formulas. Free palindrome check calculator.

Math
+

Triangular Number Calculator

Calculate triangular number using scientific formulas. Free triangular number calculator.

Math
+

Pentagonal Number Calculator

Calculate pentagonal number using scientific formulas. Free pentagonal number calculator.

Math
+

Hexagonal Number Calculator

Calculate hexagonal number using scientific formulas. Free hexagonal number calculator.

Math
+

Napier Logarithm Calculator

Free napier logarithm calculator. Get instant results.

Math
+

Hyperbolic Sine Calculator

Free hyperbolic sine calculator. Get instant results.

Math
+

Hyperbolic Cosine Calculator

Free hyperbolic cosine calculator. Get instant results.

Math
+

Sigmoid Function Calculator

Free sigmoid function calculator. Get instant results.

Math
+

Softmax Function Calculator

Free softmax function calculator. Get instant results.

Math
+

Chi-Square Test Calculator

Free chi-square test calculator. Get accurate results instantly.

Math
+

T-Test Calculator

Free t-test calculator. Get accurate results instantly.

Math
+

F-Test Calculator

Free f-test calculator. Get accurate results instantly.

Math
+

ANOVA Calculator

Free anova calculator. Get accurate results instantly.

Math
+

Linear Regression Calculator

Free linear regression calculator. Get accurate results instantly.

Math
+

Correlation Coefficient Calculator

Free correlation coefficient calculator. Get accurate results instantly.

Math
+

Covariance Calculator

Free covariance calculator. Get accurate results instantly.

Math
+

Quartile Calculator

Free quartile calculator. Get accurate results instantly.

Math
+

Variance Calculator

Free variance calculator. Get accurate results instantly.

Math
+

Type I Error Calculator

Free type i error calculator. Get accurate results instantly.

Math
+

Type II Error Calculator

Free type ii error calculator. Get accurate results instantly.

Math
+

Positive Predictive Value Calculator

Free positive predictive value calculator. Get accurate results instantly.

Math
+

Sample Size for Mean Calculator

Free sample size for mean calculator. Get accurate results instantly.

Math
+

2x2 Matrix Inverse Calculator

Free 2x2 matrix inverse calculator. Get accurate results instantly.

Math
+

Eigenvalue 2x2 Calculator

Free eigenvalue 2x2 calculator. Get accurate results instantly.

Math
+

Unit Vector Calculator

Free unit vector calculator. Get accurate results instantly.

Math
+

Vector Angle Calculator

Free vector angle calculator. Get accurate results instantly.

Math
+

Complex Number Addition Calculator

Free complex number addition calculator. Get accurate results instantly.

Math
+

Complex Number Multiply Calculator

Free complex number multiply calculator. Get accurate results instantly.

Math
+

Complex Modulus Calculator

Free complex modulus calculator. Get accurate results instantly.

Math
+

Maclaurin Series Calculator

Free maclaurin series calculator. Get accurate results instantly.

Math
+

Numerical Derivative Calculator

Free numerical derivative calculator. Get accurate results instantly.

Math
+

Numerical Integral Calculator

Free numerical integral calculator. Get accurate results instantly.

Math
+

Newton Method Calculator

Free newton method calculator. Get accurate results instantly.

Math
+

Bisection Method Calculator

Free bisection method calculator. Get accurate results instantly.

Math
+

Bell Number Calculator

Free bell number calculator. Get accurate results instantly.

Math
+

Partition Number Calculator

Free partition number calculator. Get accurate results instantly.

Math
+

Bernoulli Number Calculator

Free bernoulli number calculator. Get accurate results instantly.

Math
+

Ellipse Perimeter Calculator

Free ellipse perimeter calculator. Get accurate results instantly.

Math
+

Ellipsoid Volume Calculator

Free ellipsoid volume calculator. Get accurate results instantly.

Math
+

Torus Surface Area Calculator

Free torus surface area calculator. Get accurate results instantly.

Math
+

Paraboloid Volume Calculator

Free paraboloid volume calculator. Get accurate results instantly.

Math
+

Regular Polygon Area Calculator

Free regular polygon area calculator. Get accurate results instantly.

Math
+

Annulus Area Calculator

Free annulus area calculator. Get accurate results instantly.

Math
+

Arc Length Calculator

Free arc length calculator. Get accurate results instantly.

Math
+

Heron Formula Calculator

Free heron formula calculator. Get accurate results instantly.

Math
+

Fibonacci Number Calculator

Free fibonacci number calculator. Get accurate results instantly.

Math
+

Spherical Coordinates Calculator

Free spherical coordinates calculator. Get accurate results instantly.

Math
+

Cylindrical Coordinates Calculator

Free cylindrical coordinates calculator. Get accurate results instantly.

Math