Math Tools - MultiTools

Antilog Calculator

Use our free Antilog Calculator to calculate inverse logarithms for any base, including base 10, base 2, and the natural base (e). Instantly find the original number from a logarithm value with accurate results.

Arithmetic Mean Calculator

Use this free Arithmetic Mean Calculator to quickly find the average of a set of numbers. Enter comma-separated values and instantly calculate the mean, sum, count, minimum, and maximum values.

Binary to Hex Calculator

Convert binary (base-2) numbers to hexadecimal (base-16) instantly with our free Binary to Hex Calculator. Fast, accurate, and perfect for programmers, students, and engineers.

Decimal to Hex Calculator

Convert decimal (base-10) numbers to hexadecimal (base-16) instantly with our free Decimal to Hex Calculator. Fast, accurate, and easy-to-use converter for programmers, students, and engineers.

Exponent Calculator

Use this free Exponent Calculator to calculate powers instantly. Enter a base number and exponent to compute positive, negative, decimal, and zero exponents with step-by-step results.

Geometric Mean Calculator

Calculate the geometric mean of any set of positive numbers instantly with our free Geometric Mean Calculator. View the product, count, arithmetic mean, and geometric mean with step-by-step results.

Harmonic Mean Calculator

Calculate the harmonic mean of positive numbers instantly with our free Harmonic Mean Calculator. Find the harmonic average, arithmetic mean, reciprocal sum, minimum, maximum, and sorted values.

Hex Calculator

Use this free Hex Calculator & Converter to convert hexadecimal numbers to decimal, binary, and octal instantly. Perform hexadecimal addition, subtraction, multiplication, and division with accurate results.

Hex to Binary Calculator

Convert hexadecimal (base-16) numbers to binary (base-2) instantly with our free Hex to Binary Calculator. Fast, accurate, and ideal for programmers, students, and engineers.

Hex to Decimal Calculator

Convert hexadecimal (base-16) numbers to decimal instantly with our free Hex to Decimal Calculator. Supports uppercase and lowercase hex values with fast and accurate conversion.

Increase or Decrease by Percentage Calculator | Add or Subtract X by Y%

Increase or decrease any number by a percentage with our free calculator. Instantly calculate the new value, amount of change, and final result after adding or subtracting a percentage.

Logarithm Calculator

Use our free Logarithm Calculator to calculate logarithms with any base. Find common logarithms (log₁₀), natural logarithms (ln), or custom base logarithms instantly with step-by-step formulas.

Median Calculator

Calculate the median of any list of numbers instantly with our free Median Calculator. Enter comma-separated values to find the median, sorted numbers, minimum, maximum, count, and sum.

Mode Calculator

Calculate the mode of any dataset instantly with our free Mode Calculator. Find the most frequently occurring value, view frequency counts, sorted numbers, minimum, maximum, and more.

Percent Change Calculator | Calculate Percentage Change from X to Y

Calculate the percentage increase or decrease from one value to another with our free Percent Change Calculator. Instantly find the absolute difference, percent increase, or percent decrease.

Percentage Decrease Calculator

Calculate the percentage decrease from one value to another with our free online Percentage Decrease Calculator. Instantly find the decrease amount, new value, and percentage decrease for finance, shopping, budgeting, business, and everyday calculations.

Percentage Difference Calculator

Calculate the percentage difference between two numbers with our free online calculator. Instantly compare X and Y, find their absolute difference, average value, and percentage difference using the standard formula.

Percentage Increase Calculator

Calculate the percentage increase from one value to another with our free online Percentage Increase Calculator. Instantly find the increase amount, final value, and percentage increase for finance, business, pricing, investments, and everyday calculations.

Proportion Calculator

Use our free Proportion Calculator to solve proportions and find the missing value in equations like A:B = C:X. Instantly calculate proportional relationships for math, recipes, finance, engineering, and everyday use.

Ratio Calculator

Use our free Ratio Calculator to simplify ratios, compare two numbers, and find the ratio in its simplest form. Perfect for math, finance, cooking, engineering, construction, and everyday calculations.

Sequence Calculator

Calculate arithmetic and geometric sequences instantly with our free Sequence Calculator. Find the nth term, generate sequence values, and calculate the sum of a sequence online.

Weighted Average Calculator

Calculate the weighted average (weighted mean) instantly with our free Weighted Average Calculator. Enter values and their weights to find the weighted average, weighted sum, total weight, arithmetic mean, and more.

What Is X Percent of Y Calculator

Calculate what X percent of Y is instantly with our free online percentage calculator. Find percentage values quickly for discounts, taxes, tips, commissions, grades, and everyday math.

X Is What Percent of Y Calculator

Calculate what percentage X is of Y with our free online calculator. Instantly find the percentage, ratio, and decimal value between two numbers for school, business, finance, and everyday calculations.

X Is Y Percent of What Number Calculator

Find the original number when X is Y% of it using our free online calculator. Instantly calculate the whole value from a known percentage and amount for finance, math, discounts, and business.