Maths Calculators
Everyday arithmetic without the mental gymnastics, with the working shown step by step.
- Percentage CalculatorWork out a percentage of a number, what share one number is of another, or the change between two values.
- Fraction CalculatorAdd, subtract, multiply and divide fractions, with the answer reduced to lowest terms and shown as a decimal.
- Scientific CalculatorTrigonometry, logs, powers, roots and factorials in degrees or radians. Type the whole expression or use the keypad.
- Average CalculatorMean, median, mode, range and standard deviation of any list of numbers. Paste a column straight from a spreadsheet.
- Ratio CalculatorSimplify a ratio to lowest terms, or find the missing number in a proportion such as 16 : 9 = 1280 : ?
- Square Root CalculatorSquare, cube and higher roots, with the simplest radical form such as √72 = 6√2.