➕ Basic Math
Addition, subtraction, multiplication, division and more.
- Basic CalculatorSimple arithmetic with two operands
- Ratio CalculatorCompute the ratio of two numbers as a decimal
- Proportion CalculatorSolve a simple proportion a:b = c:x for x
- GCF CalculatorGreatest common factor of two integers
- LCM CalculatorLeast common multiple of two integers
- Prime Number CheckerCheck whether an integer is prime
- Prime Factorization CalculatorBreak an integer into its prime factors
- Square Root CalculatorFind the square root of a number
- Cube Root CalculatorFind the cube root of a number
- Modulo CalculatorFind the remainder of division
- Exponent CalculatorRaise a base to a power
- Factorial CalculatorCompute n! for non-negative integers
- Fibonacci CalculatorFind the nth Fibonacci number
- Length ConverterConvert between km, m, cm, mm, miles, yards, feet and inches
- Weight ConverterConvert between kg, g, pounds and ounces
- Temperature ConverterConvert between Celsius, Fahrenheit and Kelvin
- Speed ConverterConvert between km/h, m/s, mph and knots
- Area ConverterConvert between m², km², hectares and acres
- Data Size ConverterConvert between B, KB, MB and GB
- Time ConverterConvert between seconds, minutes, hours, days and more
- Number Base ConverterConvert between binary, octal, decimal and hexadecimal
- Date Difference CalculatorDays between two dates
- Age CalculatorAge in whole years from a birthdate
- Time Duration CalculatorMinutes between two clock times
- Work Hours CalculatorHours between clock-in and clock-out
- Deadline CalculatorDays remaining until a target date