Math Calculators

A set of free math calculators involving algebra, percentage, logarithm and more. Powerful and free math calculators for everyone.

Percentage Calculator - calculate the percentage.
Percentage Decrease Calculator - calculate the percentage decrease between two numbers.
Percentage Increase Calculator - calculate the percentage increase between two numbers.
Percent Change Calculator - calculate the percent change of two numbers.
Mean Calculator - calculate the mean of a set of numbers.
Average Calculator - calculate the average of a set of numbers.
Modulo Calculator - calculate the modulo operation on numbers.
Log Base 2 Calculator - calculate log base 2 for any number.
Circumference Calculator - calculate the circumference of a circle by its radius.
GPA Calculator - calculate gpa based for your classes.
Percentage Difference Calculator - calculate the percentage difference between two numbers.
Z Score Calculator - calculate the Z-score.
Square Root Calculator - calculate the square root of any number.
Percent Error Calculator - calculate the percent error.
Exponent Calculator - calculate the exponential value of a number.
Log Calculator - calculate the logarithm with any base.
Ratio Calculator - calculate the ratio of two numbers.
Cube Root Calculator - calculate the cube root of two numbers.
Factorial Calculator - calculate the factorial of a number.
Factoring Calculator - find all factors of a number.
Proportion Calculator - calculate proportion problems.
GCF Calculator - calculate the greatest common factor.
LCM Calculator - calculate the least common multiple.
GCF and LCM Calculator - calculate the GCF and LCM.
Weighted Average Calculator - calculate the weighted average.
Quadratic Formula Calculator - calculate quadratic equations.
Fraction to Percent Calculator - convert fraction to percent.
Percent to Fraction Calculator - convert percent to fraction.
Permutation Calculator - calculate permutation of two numbers.
Combination Calculator - calculate combination of two numbers.
Ratio to Percentage Calculator - convert ratio to percentage.
Percentage to Ratio Calculator - convert percentage to ratio.
Area Of a Circle Calculator - calculate area of a circle.
Circle Calculator - calculate area, circumference, radius and diameter.
Diameter of a Circle Calculator - calculate diameter of a circle from radius.
Radius of a Circle Calculator - calculate radius of a circle.
Median Calculator - calculate the median of a given set.
Mode Calculator - calculate the mode of a given set.
Mean Median Mode Calculator - calculate the mean, median and mode.
Simplify Fractions Calculator - fraction simplifier to reduced fractions and mixed numbers.
Midpoint Calculator - calculate the midpoint between two coordinates.
Square Calculator - calculate the area, perimeter and diagonal of a square.
Area of a Square Calculator - calculate the area of a square.
Perimeter of a Square Calculator - calculate the perimeter of a square.
Diagonal of a Square Calculator - calculate the diagonal of a square.
Reducing Fractions Calculator - reduce fractions to the lowest term.
Slope Calculator - calculate slope of a line.
Antilog Calculator - calculate antilog of any base.
Slope Intercept Form Calculator - calculate the slope intercept form.
Radians to Degrees Calculator - convert radians to degrees.
Degrees to Radians Calculator - convert degrees to radians.
Equivalent Fractions Calculator - calculate equivalent fractions.
Area of a Rectangle Calculator - calculate area of a rectangle.
Diagonal of a Rectangle Calculator - calculate diagonal of a rectangle.
Perimeter of a Rectangle Calculator - calculate perimeter of a rectangle.
Rectangle Calculator - calculate area, perimeter and diagonal of a rectangle.
Fraction Calculator - add, subtract, multiply and divide fractions.
Multiplying Fractions Calculator - multiply fractions and reduce to lowest form.
Dividing Fractions Calculator - dividing fractions and reduce to lowest form.
Adding Fractions Calculator - adding fractions and reduce to lowest form.
Subtracting Fractions Calculator - subtracting fractions and reduce to lowest form.
Mixed Fraction Calculator - add, subtract, multiply and divide mixed fractions.
Area of a Triangle Calculator - calculate area of a triangle.
Equilateral Triangle Area Calculator - calculate area of an equilateral triangle.
Range Calculator - calculate the range of a data set.
Exponential Growth Calculator - to calculate exponential growth rate.
Mixed Number Calculator - add, subtract, multiply and divide mixed numbers.
Decimal to Fraction Calculator - convert decimal to fraction.
Fraction to Decimal Calculator - convert fraction to decimal.
Mixed Number to Decimal Calculator - convert mixed number to decimal.
Ratio Simplifier - simplify ratio to the lowest terms.
Ratio to Fraction Calculator - convert ratio to fraction.
Golden Ratio Calculator - calculate golden ratio for any number.
Fraction Reducer - reduce any fraction to the lowest form.
Final Grade Calculator - calculate your final grade.
Grade Calculator - calculate your grade for your class.
Sample Variance Calculator - calculate sample variance of a set of numbers.
Standard Deviation Calculator - calculate standard deviation of a set of numbers.
Comparing Fractions - compare fractions.
GCD Calculator - calculate the greatest common divisor.
LCD Calculator - calculate the least common denominator.
Decimal to Fraction - convert decimal to fraction.
Decimal to Percent - convert decimal to percent.
Percent to Decimal - convert percent to decimal.
Fraction to Decimal - convert fraction to decimal.
Square Foot Calculator - calculate the square footage.

Electrical Calculators

Financial Calculators
Compound Interest Calculator
Mortgage Calculator
How Much House Can I Afford
Loan Calculator
Stock Calculator
Options Calculator
Investment Calculator
Retirement Calculator
401k Calculator
eBay Fee Calculator
PayPal Fee Calculator
Etsy Fee Calculator
Markup Calculator
TVM Calculator
LTV Calculator
Annuity Calculator
How Much do I Make a Year


Math Calculators
Mixed Number to Decimal
Ratio Simplifier
Percentage Calculator

Health Calculators
BMI Calculator
Weight Loss Calculator

Conversion
CM to Feet and Inches
MM to Inches

Others
How Old am I
Random Name Picker
Random Number Generator