Math and Statistics

• Percentage Calculator
  Calculate percentages easily with this Percentage Calculator. Input numbers and select from options like percentage of a number, number as a percentage of another, or percentage change between two numbers for quick results.
• Standard Deviation Calculator
  Calculate standard deviation easily with this online tool. Enter comma-separated numbers to quickly determine the measure of variability in your dataset. Ideal for statistics, data analysis, and research.
• Percentage Increase Calculator
  Percentage Increase Calculator is a simple tool to find the percent increase between two numbers.
• Average Calculator
  Calculate the average of a list of numbers and get additional insights like sum, count, median, mean, and mode. Easy, fast, and accurate results.
• Percent Change Calculator
  Calculate percent change quickly and accurately with this easy-to-use percent change calculator. Input original and new values to determine the percentage increase or decrease.
• Square Root Calculator
  Calculate square roots instantly with this Square Root Calculator. Enter a number and get accurate results. Simplify complex math problems effortlessly.
• Factor Calculator
  Calculate factors of any number with this Factor Calculator. Find all divisors quickly and easily for mathematical analysis, problem-solving, and understanding number properties.
• Mean Calculator
  Calculate the mean of a set of numbers with this easy-to-use mean calculator. Enter comma-separated values to quickly find the average of your data set.
• Exponent Calculator
  Calculate exponents quickly and accurately with this easy-to-use exponent calculator. Input the base and exponent to get precise results for any mathematical power operation.
• GCF Calculator
  Calculate the Greatest Common Factor (GCF) with this easy-to-use GCF calculator. Input your numbers and quickly find the largest factor shared by all. Simplify fractions and solve math problems efficiently.
• Midpoint Calculator
  Calculate the midpoint of 2D coordinates with this Midpoint Calculator for 2D Coordinates. Input x and y values for two points to find the exact center between them quickly and accurately.
• Percent Error Calculator
  Percent Error Calculator is a tool used to calculate the percentage difference between an experimental or observed value and a known or theoretical value.
• Percentage Decrease Calculator
  Percentage Decrease Calculator is a simple tool to find the percent decrease between two numbers.
• Combinations Calculator
  Calculate combinations (nCr) with this easy-to-use tool. Input the total number of items (n) and items to choose (r) to find all possible combinations quickly and accurately.
• Critical Value Calculator
  Calculate critical values for statistical hypothesis testing with this Critical Value Calculator. Input confidence level, degrees of freedom, and distribution type for accurate results in normal, t, chi-square, and F distributions.
• Normal Distribution Calculator
  Calculate normal distribution probabilities with this easy-to-use Normal Distribution Calculator. Input mean, standard deviation, and X value to instantly determine probabilities and percentiles for any normal distribution.
• Margin of Error Calculator
  Calculate the margin of error for your statistical sample. This easy-to-use tool helps determine the accuracy of your survey results or poll estimates.
• Proportion Calculator
  Calculate proportions easily with this proportion calculator. Input values for A, B, C, and D to find the missing value in a ratio or solve complex proportion problems. Simplify math tasks and save time.
• Sample Size Calculator
  Calculate the optimal sample size for your research with this Sample Size Calculator. Input population size, confidence level, and margin of error to ensure statistically significant results.
• Simplify Fractions Calculator
  Calculate simplified fractions with ease using this Simplify Fractions Calculator. Input numerator and denominator to get the most reduced form instantly. Streamline your math tasks now!
• Hex Calculator
  Calculate hexadecimal operations with this Hex Calculator. Input two hex values and choose an operation for instant results. Simplify complex hex math effortlessly.
• LCM Calculator
  Calculate the Least Common Multiple (LCM) with this LCM calculator. Input numbers separated by commas to find the smallest positive integer divisible by all given numbers.
• Binary Calculator
  Calculate binary operations with precision using this Binary Calculator. Input two binary numbers and choose an operation for instant results. Perform binary addition, subtraction, multiplication, and more effortlessly.
• Remainder Calculator
  Calculate the remainder easily with this free online tool. Input the dividend and divisor to quickly find the leftover value after division. Simplify your math calculations now!
• Round Off Calculator
  Calculate precise rounded numbers with this Round Off Calculator. Input any number and specify decimal places for accurate results in mathematics, finance, and data analysis.
• Modulo Calculator
  Calculate the modulo operation with this easy-to-use Modulo Calculator. Input dividend and divisor to find the remainder quickly and accurately.
• LCD Calculator
  Calculate LCD (Least Common Denominator). Find the smallest common multiple of the denominators of two or more fractions.
• Percent Improvement Calculator
  Calculate percent improvement easily with this free online tool. Enter the original value and new value to determine the percentage of improvement or decline in various scenarios.
• Rule of 72 Calculator
  Calculate the time it takes for your investment to double using the Rule of 72 Calculator. Input your annual interest or growth rate to quickly estimate doubling time for financial planning.
• Arctan Calculator
  Calculate the arctangent (inverse tangent) with this Arctan Calculator. Input tangent value, choose degrees or radians, and get precise results instantly. Simplify trigonometric calculations now!
• Natural Log Calculator
  Calculate the natural logarithm of any number with Natural Log Calculator. Input a positive number and get accurate results instantly. Simplify complex mathematical computations effortlessly.
• QR Factorization Calculator
  Calculate matrix decomposition effortlessly with our QR Factorization Calculator. Input your matrix and obtain orthogonal Q and upper triangular R matrices instantly.
• Slope Percentage Calculator
  Calculate slope percentage easily with this tool. Input rise (vertical distance) and run (horizontal distance) to determine the steepness of an incline. Accurate results for construction, landscaping, and engineering projects.
• Percent to Fraction Calculator
  Convert percentages to fractions easily with our Percent to Fraction Calculator. Get simplified fractions, decimal equivalents, and unsimplified fractions instantly. Perfect for students, teachers, and professionals working with percentages.
• Doubling Time Calculator
  Calculate doubling time easily with this calculator. Input initial amount and growth rate to determine how long it takes for a value to double. Essential for financial planning and growth analysis.
• Inverse Normal Distribution Calculator
  Calculate inverse normal distribution with precision. Input probability (0-1), mean (μ), and standard deviation (σ) to find the corresponding value in the normal distribution curve.
• P-Value Calculator from Chi-Square
  Calculate P-Value from Chi-Square with this P-Value Calculator from Chi-Square. Input chi-square value and degrees of freedom for accurate statistical significance assessment in hypothesis testing.
• Gamma Distribution Calculator
  Calculate gamma distribution probabilities with this easy-to-use Gamma Distribution Calculator. Input shape parameter (k), scale parameter (θ), and X value for accurate results.
• Reverse FOIL Calculator
  Calculate the factors of a quadratic expression with this Reverse FOIL Calculator. Input coefficients of x², x, and the constant term to quickly find the original binomial factors.
• Cholesky Decomposition Calculator
  Calculate Cholesky Decomposition with this easy-to-use online tool. Input your matrix using comma-separated values and | for new rows. Quickly obtain the lower triangular matrix for symmetric, positive-definite matrices.
• LVR Calculator
  Calculate your Loan-to-Value Ratio (LVR) with this easy-to-use calculator. Input property value and loan amount to determine your LVR, a crucial factor in mortgage approval and lending terms.
• Hyperbolic Tangent Calculator
  Calculate the hyperbolic tangent (tanh) of any number with this easy-to-use online calculator. Input your value and get instant, accurate results for trigonometric and mathematical analysis.
• Prime Factorization Calculator
  Prime Factorization Calculator
• Quadratic Formula Calculator
  Calculate solutions to quadratic equations with this Quadratic Formula Calculator. Input coefficients a, b, and c to find real or complex roots quickly and accurately.
• Decimal to Fraction Calculator
  Calculate decimal to fraction conversions with precision. Input any decimal number and instantly get its equivalent fraction form. Simplify complex decimals effortlessly.
• Interquartile Range Calculator
  Free Quartile and Interquartile Range Calculator: Compute Q1, Q2 (median), Q3, and IQR. Visualize data with an interactive box plot. Essential for statistics and data analysis.
• RREF Matrix Calculator
  Calculate the Reduced Row Echelon Form (RREF) of a matrix with our easy-to-use online RREF calculator. Input your matrix and get instant results. Perfect for solving linear equations and understanding matrix transformations.
• Matrix Transpose Calculator
  Calculate matrix transpose easily with this online tool. Enter your matrix using comma-separated values and | for new rows. Get instant results for any size matrix.
• Percentage Difference Calculator
  Calculate the percentage difference between two values with this easy-to-use percentage difference calculator. Input your first and second values to quickly determine the relative change or variation.
• Frequency Distribution Calculator
  Calculate frequency distribution, mean, median, and standard deviation with our Frequency Distribution Calculator. Analyze data sets and create customizable frequency tables with flexible bin sizes.
• Permutations Calculator
  Calculate permutations (nPr) easily with this Permutations Calculator. Input the total number of items (n) and items to arrange (r) to find the number of possible arrangements quickly and accurately.
• Combinations Replacement Calculator
  Calculate combinations with replacement easily. Input total types of items (n) and items to choose (r) to find all possible combinations. Effortlessly solve complex probability problems with this free online tool.
• Permutations Replacement Calculator
  Calculate permutations with replacement easily. Input the number of item types and positions to fill. Fast, accurate results for combinatorial problems with this permutations replacement calculator.
• Rise Over Run Calculator
  Calculate rise over run easily with this calculator. Input X1, Y1, X2, Y2 coordinates to determine slope. Simplify linear equation analysis for math and physics problems.
• Frobenius Norm Calculator
  Calculate the Frobenius norm of a matrix with this easy-to-use Frobenius Norm Calculator. Enter comma-separated values, use | for new rows, and get accurate results instantly.
• Nth Root Calculator
  Calculate the nth root of any number with precision. Input the number and root value to find solutions for complex mathematical problems. Free, fast, and accurate results.
• Sine Calculator
  Calculate sine values effortlessly with this sine calculator. Input angle in degrees or radians and get precise results. Essential tool for trigonometry and mathematics.
• Inverse Sine Calculator
  Calculate inverse sine with precision. Input sine values between -1 and 1, choose degrees or radians, and get accurate results. Enhance your trigonometry calculations effortlessly.
• Circular Convolution Calculator
  Calculate circular convolution easily with this online tool. Input two sequences and get accurate results instantly. Streamline signal processing and analysis tasks.
• Linear Convolution Calculator
  Calculate linear convolution with this easy-to-use tool. Input two sequences and instantly get the convolution result. Enhance your signal processing understanding and analysis.
• Tangent Calculator
  Calculate tangent values with precision using angle input in degrees or radians. Input an angle, select the unit, and get instant results with this easy-to-use tangent calculator.
• Linear Equation Calculator
  Calculate linear equations quickly with this easy-to-use Linear Equation Calculator. Input slope, y-intercept, and x-value to find solutions effortlessly.
• Multiplication Factor Calculator
  Calculate the multiplication factor between initial and final values with precision. Input your initial and final values to determine the exact multiplier for various applications in mathematics, science, and finance.
• Cosecant Calculator
  Calculate the cosecant of any angle with this cosecant calculator. Input an angle in degrees and instantly get its cosecant value. Simplify trigonometric calculations effortlessly.
• Secant Calculator
  Calculate secant values easily with this Secant Calculator. Input angle in degrees and get accurate results instantly. Ideal for trigonometry and advanced mathematics.
• Inverse Cosine Calculator
  Calculate the inverse cosine (arccos) with this easy-to-use inverse cosine calculator. Input any cosine value from -1 to 1 to find the corresponding angle in radians or degrees.
• Polar Coordinates Calculator
  Calculate polar coordinates easily with this free online tool. Convert Cartesian coordinates (x, y) to polar form (r, θ) instantly. Input X and Y coordinates for precise results.
• Endpoint Calculator
  Calculate the endpoint coordinates from midpoint for 2D coordinates with precision. Input starting point (x1, y1) and midpoint (xm, ym) to find the endpoint of a line segment quickly and accurately.
• Logarithm Calculator
  Calculate logarithms easily with this Logarithm Calculator. Input any number and base to find precise logarithmic values. Simplify complex math problems instantly.
• Variance Calculator
  Calculate variance easily with this online tool. Enter comma-separated numbers to determine the spread of data points from the mean. Ideal for statistical analysis and data interpretation.
• Cosine Calculator
  Calculate cosine values quickly and accurately with this cosine calculator. Input angles in degrees and get precise results for trigonometric calculations.
• Convolution Calculator
  Calculate convolution easily with this online tool. Input two sequences and get instant results. Streamline signal processing and data analysis with the convolution calculator.
• Cube Root Calculator
  Calculate the cube root of any number with this easy-to-use cube root calculator. Enter a number and instantly get its precise cube root value.
• Inverse Log Calculator
  Calculate inverse logarithms with this Inverse Log Calculator. Enter a number, choose the base (10, e, or 2), and get accurate results for common, natural, or binary antilogarithms instantly.
• Odd Permutations Calculator
  Calculate odd permutations easily with this efficient calculator. Input the number of elements (n) to determine the count of odd permutations in a set. Enhance your understanding of combinatorics and group theory.
• Even Permutations Calculator
  Calculate even permutations quickly and accurately with this Even Permutations Calculator. Input the number of elements (n) to determine the count of even permutations for any set.
• Point Slope Form Calculator
  Calculate point slope form equations easily with this calculator. Input x1, y1, and slope (m) to quickly determine the linear equation in point-slope form. Simplify your math tasks and enhance understanding of linear functions.
• Fibonacci Sequence Calculator
  Calculate the Fibonacci sequence easily with this Fibonacci Sequence Calculator. Input the number of terms and generate the sequence instantly. Explore mathematical patterns and golden ratio applications.
• Geometric Sequence Calculator
  Calculate geometric sequences easily with this online tool. Input the first term, common ratio, and number of terms to find the nth term and sum of the sequence.
• Inverse Tangent Calculator
  Calculate inverse tangent (arctan) with this easy-to-use Inverse Tangent Calculator. Input any number x to find its arctangent value in radians or degrees. Fast, accurate results for trigonometry problems.
• Hyperbolic Sine Calculator
  Calculate the hyperbolic sine of any number with this Hyperbolic Sine Calculator. Input a value and get accurate results instantly. Simplify complex mathematical computations.
• Hyperbolic Cosine Calculator
  Calculate the hyperbolic cosine of any number with this Hyperbolic Cosine Calculator. Input a value and get accurate results instantly. Ideal for mathematical and engineering applications.
• Confidence Interval Calculator
  Calculate confidence intervals easily with this Confidence Interval Calculator. Input sample mean, standard deviation, size, and choose confidence levels of 90%, 95%, or 99% for accurate statistical analysis.
• Probability Between Two Z-Scores Calculator
  Calculate probability between two z-scores with this Probability Between Two Z-Scores Calculator. Input lower and upper Z-scores to determine the area under the standard normal distribution curve.
• Z-Score to Percentile Calculator
  Calculate the percentile from a Z-Score with this Z-Score to Percentile Calculator. Input your Z-Score and instantly convert it to its corresponding percentile rank for statistical analysis and data interpretation.
• Hyperbolic Cotangent Calculator
  Calculate hyperbolic cotangent (coth) with this easy-to-use calculator. Enter any number to instantly find its coth value. Ideal for mathematicians, students, and engineers.
• Hyperbolic Secant Calculator
  Calculate hyperbolic secant (sech) with precision. Input any number to instantly compute its sech value. Enhance your mathematical analysis with this efficient hyperbolic secant calculator.