the **title** of a calculator to go to the calculator.

in the plus (+) icon to see a summary of what the calculator does.

in a the minus (-) icon to hide the summary.

the *Expand All Calculator Summaries* button to open all summaries at once. again to collapse all summaries.

- Math CalculatorsCurrent Math CalculatorsCurrent Math Calculator MenuCurrent Math Calculator Menu44
#### Adding and Subtracting Decimals Calculator

Add or subtract positive or negative decimals, integers, or whole numbers.Adding and Subtracting Decimals Calculator#### Add or Subtract 3 Fractions Calculator

Add or subtract 3 fractions at once, and then give the result in the simplified and proper form.Add or Subtract 3 Fractions Calculator#### Add or Subtract 2 Fractions Calculator

Add one fraction to another or subtract one fraction from another -- regardless if they have like or unlike denominators -- and then simplify the resulting fraction.Add or Subtract 2 Fractions Calculator#### Add/Subtract Mixed Numbers Calculator

Add or subtract mixed number, and then simplify the result and convert the improper fraction back to a mixed number.Add/Subtract Mixed Numbers Calculator#### Algebra Calculator

Solve all kinds of math and algebra problems.Algebra Calculator#### Statistical Average Calculator

Calculate the mean, median, mode, and range of a number set.Statistical Average Calculator#### Circle Calculator

Solve for the three unknown circle measurements from one known measurement (area, circumference, diameter, or radius).Circle Calculator#### Combination Calculator

Find and list all possible combinations of up to 7 letters or numbers, or a combination of letters and numbers.Combination Calculator#### Compare Fractions Calculator

Compare one fraction, improper fraction, or mixed number with another to determine which is greater.Compare Fractions Calculator#### Dividing Fractions Calculator

Divide any combination of a fraction, a whole number, or a mixed number, and then simplify the resulting fraction.Dividing Fractions Calculator#### Endpoint Calculator

Calculates the missing endpoint given the midpoint and other endpoint.Endpoint Calculator#### Exponent Calculator

Calculate the result of raising a number (base) to a given power (exponent).Exponent Calculator#### Fraction Reducer

Simplify fractions to their simplest form, plus convert improper fractions into their mixed number equivalents.Fraction Reducer#### Greatest Common Factor Calculator

Find the GCF for 2, 3, or 4 numbers at once, plus show the GFC divisors and all factors for all numbers entered.Greatest Common Factor Calculator#### Least Common Multiple Calculator

Find the LCM for 2, 3, or 4 numbers at once, plus show the LCM divisors and all preceding multiples for all numbers entered.Least Common Multiple Calculator#### Linear Equation Solver

Solve one-variable linear equations, including those having fractions and decimals.Linear Equation Solver#### Long Addition Calculator

Calculate the sum of multiple whole numbers and/or decimals and show work.Long Addition Calculator#### Long Division Calculator

Divide one integer or decimal number by another using the column method.Long Division Calculator#### Long Multiplication Calculator

Multiply two numbers, without or with decimals, positive or negative, and display the long multiplication method used to find the product of the two.Long Multiplication Calculator#### Addition Facts Quiz

Timed quiz for learning math facts for additions of 0-12.Addition Facts Quiz#### Midpoint Calculator

Calculates the distance and midpoint between two endpoints.Midpoint Calculator#### Math Facts Multiplication Quiz

Timed test with built-in report card to help you memorize math facts 0-12.Math Facts Multiplication Quiz#### Multiplication Table Exercise

Interactive multiplication chart to help you to practice your times tables up to 12.Multiplication Table Exercise#### Multiplying and Dividing Decimals Calculator

Multiply or divide decimals, integers, or whole numbers.Multiplying and Dividing Decimals Calculator#### Multiplying Fractions Calculator

Multiply any combination of a fraction, a whole number, or a mixed number, and then simplify the resulting fraction.Multiplying Fractions Calculator#### Factoring Calculator

Find all factors of a number, plus list all of the individual multiplications that the divisors were derived from.Factoring Calculator#### Ordering Decimals Calculator

Arrange a list of decimal numbers in both ascending and descending order.Ordering Decimals Calculator#### Ordering Fractions Calculator

Arrange a list of fractions and mixed numbers in both ascending and descending order.Ordering Fractions Calculator#### PEMDAS Calculator

Solve math expressions based on the PEMDAS order of operation convention (Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction) and show the steps.PEMDAS Calculator#### Percent Calculator

Calculate a percentage from two numbers, or a number from a percentage and another number.Percent Calculator#### Percentage Change Calculator

Calculate the numerical difference, percent difference, fractional change, and percent change between one number and another number.Percentage Change Calculator#### Postfix Evaluator

Evaluates a postfix expression and shows the steps used to arrive at the result using the stack method.Postfix Evaluator#### Prefix Evaluator

Evaluates a prefix expression and shows the steps used to arrive at the result using the stack method.Prefix Evaluator#### Prime Factoring Calculator

Generate a list of prime (natural) numbers that are factors of a given number, plus simplify the primes into an exponential expression.Prime Factoring Calculator#### Prime Number Checker Calculator

Check whether or not the entered number is prime (natural) or composite.Prime Number Checker Calculator#### Prime Number List Generator

Create a custom prime numbers list of up to 10,000 primes, with primes ranging from 2 to 104,730.Prime Number List Generator#### Pythagorean Theorem Calculator

Find the length of the missing side of a right triangle if the other two side lengths are known.Pythagorean Theorem Calculator#### Ratio Calculator

Simplify ratios, test for ratio equality, and solve A:B = C:D problems.Ratio Calculator#### Rounding Calculator

Round a number to the desired place and generate the decimal place value chart.Rounding Calculator#### Scientific Notation Calculator

Add, subtract, multiply, or divide scientific notation.Scientific Notation Calculator#### Slope Calculator

Find the slope, y-intercept, and angle of a straight line from two entered points.Slope Calculator#### Square Root Calculator

Calculate square roots.Square Root Calculator#### Standard Deviation Calculator

Calculate the mean, variance and standard deviation of an entered or pasted-in data set.Standard Deviation Calculator#### Triangle Calculator

Solve SSS, SAS, SSA, ASA, and AAS Triangles.Triangle Calculator

Follow meon any of the social media sites below and be among the first to get a sneak peek at thenewest and coolest calculatorsthat are being added or updated each month.