➗ Math

Math

47 calculators

Absolute Value Calculator Find the absolute value of a number — its distance from zero, ignoring sign.
Average Calculator Calculate the average of any set of numbers, along with the sum, minimum and maximum.
Number Base Converter Convert a number between binary, octal, decimal, hexadecimal and base 36 at once.
Binary to Decimal Converter Convert binary numbers to decimal, with hexadecimal and octal equivalents.
Combinations Calculator Calculate how many ways you can choose r items from n without regard to order.
Cross Multiply Calculator Solve for the unknown in a proportion using cross multiplication.
Cube Root Calculator Calculate the cube root of a number, including negative values.
Decimal to Fraction Calculator Convert a decimal into a fraction in simplest form, with the mixed number form shown too.
Exponent Calculator Raise any number to a power, including negative and fractional exponents, with the root shown as well.
Factorial Calculator Calculate the factorial of a number, plus the number of trailing zeros in the result.
Fraction Calculator Add, subtract, multiply and divide fractions and get the answer in simplest form.
Fractions Calculator Add, subtract, multiply or divide two fractions and get the simplified answer.
GCD Calculator Find the greatest common divisor of two or more numbers.
GCF and LCM Calculator Find the greatest common factor and least common multiple of two or three numbers, and simplify the ratio.
GPA Calculator Calculate your grade point average from letter grades and credit hours on a 4.0 scale.
Hex to Decimal Converter Convert hexadecimal numbers to decimal, with binary and octal equivalents.
Improper Fraction to Mixed Number Calculator Convert between improper fractions and mixed numbers, with the decimal value.
LCM Calculator Find the least common multiple of two or more numbers.
Logarithm Calculator Calculate logarithms in any base, plus the natural log and log base 10.
Long Division Calculator Divide two whole numbers and see the quotient, remainder and the working.
Math Calculator Evaluate an arithmetic expression with brackets, powers and percentages.
Matrix Determinant Calculator Calculate the determinant of a 3×3 matrix.
Matrix Multiply Calculator Multiply two 2×2 matrices and get the resulting matrix and its determinant.
Mean Calculator Find the arithmetic mean, geometric mean and harmonic mean of a list of numbers.
Median Calculator Find the median, quartiles and range of a data set.
Mixed Number Calculator Add, subtract, multiply and divide mixed numbers and get the answer as both a mixed number and an improper fraction.
Mode Calculator Find the most frequent value or values in a data set.
Modulo Calculator Calculate the remainder after division, including the quotient and a negative-number-correct result.
Number Sequence Calculator Find the nth term and the sum of an arithmetic or geometric sequence.
Octal to Decimal Converter Convert octal numbers to decimal, with binary and hexadecimal equivalents.
Percentage Calculator — What Percent of a Number? Find what percent one number is of another. Enter the part and the whole to get the percentage instantly.
Permutations Calculator Calculate the number of ordered arrangements of r items chosen from n.
Prime Number Checker Check whether a number is prime and see how many divisors it has.
Prime Factorization Calculator Break a whole number down into its prime factors, and get the divisor count and divisor sum alongside.
Probability Calculator Combine two independent probabilities to get the chance of both, either or neither happening.
Proportion Calculator Solve a proportion: find the missing value in a : b = c : d.
Quadratic Equation Calculator Solve a quadratic equation ax² + bx + c = 0 and get the discriminant, roots and vertex.
Random Number Generator Generate random numbers within a range, with the option to allow decimals.
Ratio Calculator Simplify a ratio and scale it up or down to an equivalent ratio.
Roman Numeral Converter Convert numbers to Roman numerals and Roman numerals back to numbers.
Rounding Calculator Round a number to a given number of decimal places or to the nearest ten, hundred or thousand.
Scientific Calculator Evaluate an expression with roots, powers, logarithms and trigonometry.
Significant Figures Calculator Round a number to a chosen number of significant figures.
Square Root Calculator Find the square root of any number, with the cube root and nth root options.
Standard Deviation Calculator Calculate population and sample standard deviation, variance and standard error.
Variance Calculator Calculate the variance of a data set, in both population and sample form.
Weighted Average Calculator Calculate a weighted average from values and their weights.