Math Calculators

Math Calculator Hub

Solve common percentage, fraction, ratio, statistics, algebra, and scientific-math problems with focused tools that show the inputs, formula, and result.

Use the calculator for the immediate answer, then check the explanation when you need to understand the method or verify your working.

Featured Math Calculators

Percentage Calculator
Calculate percentages, find what percent one number is of another, or determine a percentage of a given value.
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Fraction Calculator
Add, subtract, multiply, and divide fractions with automatic simplification.
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Average Calculator
Calculate mean, median, and mode for any set of numbers. Get a clear result with the inputs shown on the page.
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Ratio Calculator
Simplify ratios and solve ratio problems for cooking, mixing, and scaling.
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Percentage Change Calculator
Calculate percentage increase or decrease between two values. Get a clear result with the inputs shown on the page.
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Probability Calculator
Calculate the probability of an event from favorable and total outcomes. Get a clear result with the inputs shown on the page.
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Standard Deviation Calculator
Calculate population standard deviation for a set of numbers. Get a clear result with the inputs shown on the page.
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Quadratic Equation Calculator
Solve a quadratic equation ax² + bx + c = 0. Get a clear result with the inputs shown on the page.
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Exponent Calculator
Raise a base number to a specified exponent. Get a clear result with the inputs shown on the page.
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Scientific Notation Calculator
Convert a number to normalized scientific notation. Get a clear result with the inputs shown on the page.
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All Math Calculators

Percentage Calculator
Calculate percentages, find what percent one number is of another, or determine a percentage of a given value.
Math Calculators →
Fraction Calculator
Add, subtract, multiply, and divide fractions with automatic simplification.
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Scientific Calculator
Advanced calculator with trigonometric, logarithmic, and scientific functions.
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Basic Calculator
Simple and easy-to-use calculator for everyday arithmetic operations. Get a clear result with the inputs shown on the page.
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Average Calculator
Calculate mean, median, and mode for any set of numbers. Get a clear result with the inputs shown on the page.
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Ratio Calculator
Simplify ratios and solve ratio problems for cooking, mixing, and scaling.
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Proportion Calculator
Solve proportion problems and find missing values in proportional relationships.
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Percentage Change Calculator
Calculate percentage increase or decrease between two values. Get a clear result with the inputs shown on the page.
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Unit Converter
Convert between various units of measurement including length, weight, area, volume, and data storage.
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Median Calculator
Find the median value of a list of numbers. Get a clear result with the inputs shown on the page.
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Mode Calculator
Find the most frequently occurring value in a list of numbers. Get a clear result with the inputs shown on the page.
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Standard Deviation Calculator
Calculate population standard deviation for a set of numbers. Get a clear result with the inputs shown on the page.
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Variance Calculator
Calculate population variance for a set of numbers. Get a clear result with the inputs shown on the page.
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Probability Calculator
Calculate the probability of an event from favorable and total outcomes. Get a clear result with the inputs shown on the page.
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Permutation Calculator
Calculate the number of ordered arrangements of r items selected from n items.
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Combination Calculator
Calculate the number of unordered selections of r items from n items. Get a clear result with the inputs shown on the page.
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GCF Calculator
Calculate the greatest common factor of two integers. Get a clear result with the inputs shown on the page.
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LCM Calculator
Calculate the least common multiple of two integers. Get a clear result with the inputs shown on the page.
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Quadratic Equation Calculator
Solve a quadratic equation ax² + bx + c = 0. Get a clear result with the inputs shown on the page.
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Exponent Calculator
Raise a base number to a specified exponent. Get a clear result with the inputs shown on the page.
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Logarithm Calculator
Calculate a logarithm for any positive value and valid base. Get a clear result with the inputs shown on the page.
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Factorial Calculator
Calculate the factorial of a non-negative integer. Get a clear result with the inputs shown on the page.
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Percent Error Calculator
Calculate percentage error between an experimental value and an accepted value.
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Scientific Notation Calculator
Convert a number to normalized scientific notation. Get a clear result with the inputs shown on the page.
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