Math Calculators & Converters

Easily add or subtract a percentage from any number. Useful for calculating discounts, taxes, and markups.

Convert decimal numbers to percentages instantly. Perfect for test scores and statistical data.

Transform fractions into percentages with step-by-step calculations.

Find what percentage one number is of another, or calculate a percentage of a value.

Calculate the percentage increase or decrease between two numbers.

Find the relative difference between two values as a percentage.

Calculate experimental error and accuracy for scientific measurements.

Convert percentages to their equivalent fractional forms.

Quick conversion from percentages to decimal notation.

Convert decimal numbers to fractions in lowest terms. Handles repeating decimals too.

Find fractions that have the same value with different numerators and denominators.

Perform all basic operations with fractions: add, subtract, multiply, and divide.

Reduce fractions to their simplest form automatically.

Convert fractions to decimal numbers with precision control.

Find the largest positive integer that divides each of the given integers.

Convert improper fractions (where numerator > denominator) to mixed numbers.

Calculate the smallest positive integer divisible by all given numbers.

Convert mixed numbers to improper fractions for easier calculation.

Transform repeating decimals into exact fractional representations.

Calculate the cube root of any number (∛x).

Calculate the cube of a number (x³).

Find all numbers that divide evenly into a given integer.

Calculate powers and exponents (x^y) with support for negative and fractional exponents.

Calculate factorials (n!) for positive integers.

Check if a number belongs to the Fibonacci sequence.

Generate Fibonacci numbers up to any position in the sequence.

Calculate logarithms with any base: log₂, log₁₀, or custom bases.

Find the remainder of division operations (a mod b).

Generate lists of multiples for any number.

Calculate natural logarithms (base e) with high precision.

Find the additive inverse (negative) of any number.

Determine if a number is prime with instant verification.

Break down numbers into their prime factors.

Generate lists of prime numbers within any range.

Find the multiplicative inverse of any number (1/x).

Convert numbers from scientific notation to standard decimal form.

Calculate summations using sigma (Σ) notation.

Calculate square roots (√x) with decimal precision.

Calculate the square of any number (x²).

Generate and explore triangular number sequences.

Convert standard numbers to Roman numeral notation (I, V, X, L, C, D, M).

Perform long division with step-by-step solution and remainder.

Add multiple large numbers with detailed column addition steps.

Solve equations of the form ax² + bx + c = 0 with complete solutions.

Convert Roman numerals back to standard decimal numbers.

Convert between Western and Indian numbering systems (lakhs, crores).

Calculate final prices after applying percentage discounts.

Convert numbers to written words in ordinal and cardinal forms.

Parse written numbers and convert them to numerical values.

Convert numbers between binary, octal, decimal, and hexadecimal bases.