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Percentage Calculator
Calculate percentages instantly — find a percentage of a number, percentage increase, or what percent X is of Y.
Open tool →Discount Calculator
Calculate the sale price after a discount. See exactly how much you save on any purchase.
Open tool →Tip Calculator
Calculate how much to tip at a restaurant and split the bill among any number of people.
Open tool →Age Calculator
Calculate your exact age in years from your birth year.
Open tool →Fraction to Decimal Converter
Convert any fraction to its decimal equivalent instantly. Works for proper, improper, and mixed fractions.
Open tool →Ratio Calculator
Calculate ratios, simplify them to lowest terms, or find a missing value when scaling a ratio.
Open tool →Square Root Calculator
Calculate the square root of any number instantly. Also shows the squared value for reference.
Open tool →Power and Exponent Calculator
Calculate any base number raised to any exponent (power). Works with decimals and negative exponents.
Open tool →Sales Tax Calculator
Calculate the total price after sales tax for any purchase amount and tax rate.
Open tool →Prime Number Calculator
Check if a number is prime, find its factors, and list prime numbers in a range.
Open tool →Matrix Transpose Calculator
Compute the transpose of any matrix. Paste a matrix as rows of numbers to get its transpose instantly.
Open tool →Fibonacci Sequence Calculator
Generate the Fibonacci sequence up to any term and explore the famous golden ratio in numbers.
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