🔢 Math Calculators

%Popular

Percentage Calculator

What is X% of Y? Percent change, increase, decrease.

➗Popular

Fraction Calculator

Add, subtract, multiply, divide any two fractions.

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Scientific Calculator

Full scientific calculator with trig, log, and powers.

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Triangle Calculator

Solve sides and angles from any three known values.

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Random Number Generator

Generate random integers or decimals in any range.

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Standard Deviation Calculator

Mean, variance, and standard deviation from a data set.

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Percentage Change Calculator

Percent increase or decrease between two values.

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Volume Calculator

Volume of spheres, cylinders, cones, and boxes.

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Area Calculator

Area of squares, rectangles, triangles, circles, and more.

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Slope Calculator

Slope, distance, and midpoint from two coordinate points.

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Exponent Calculator

Raise any number to any power, including negatives.

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Logarithm Calculator

Log base 10, natural log, and any custom base.

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Quadratic Formula Calculator

Solve ax² + bx + c = 0 for x instantly.

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Probability Calculator

Single and multiple event probability calculations.

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Statistics Calculator

Mean, median, mode, range from any data set.

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Ratio Calculator

Simplify ratios or find missing values in proportions.

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Pythagorean Theorem Calculator

Solve for any side of a right triangle.

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Square Root Calculator

Square roots, cube roots, and nth roots of any number.

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Long Division Calculator

Step-by-step long division with remainders shown.

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Rounding Calculator

Round to any decimal place or significant figure.

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Percent Error Calculator

Difference between measured and actual values as a percent.

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Mean Median Mode Calculator

All three central tendency measures from one data set.

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Factor Calculator

All factors and prime factorization of any integer.

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Average Calculator

Average (mean) from any list of numbers.

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Confidence Interval Calculator

95% and 99% confidence intervals from sample data.