the title of a calculator to go to the calculator.
in the plus (+) icon to see a summary of what the calculator does.
in a the minus (-) icon to hide the summary.
the Expand All Calculator Summaries button to open all summaries at once. again to collapse all summaries.
- Conversion CalculatorsCurrent Conversion CalculatorsCurrent Conversion Calculator MenuCurrent Conversion Calculator Menu21
Area Conversion CalculatorConvert common standard and metric area units (acres, hectares, kilometers, miles, meters, etc.) to their most popular counterparts.Area Conversion Calculator
Binary to Decimal ConverterConvert a base 2 number into its base 10 equivalent.Binary to Decimal Converter
Binary to Hexadecimal ConverterConvert a binary number into its base 16 equivalent.Binary to Hexadecimal Converter
Decimal to Binary ConverterConvert a base 10 number into its base 2 equivalent.Decimal to Binary Converter
Decimal to Fraction CalculatorConvert a non-repeating decimal into a fraction and reduce the resulting fraction into simplest form.Decimal to Fraction Calculator
Decimal to Hexadecimal ConverterConvert a base 10 number into its base 16 equivalent.Decimal to Hexadecimal Converter
Decimal to Octal ConverterConvert a base 10 number into its base 8 equivalent.Decimal to Octal Converter
Distance Conversion CalculatorConvert common standard and metric length measurement units to their most popular counterparts.Distance Conversion Calculator
Fraction to Decimal CalculatorReduce a fraction or mixed number into simplest form and convert into a decimal.Fraction to Decimal Calculator
Fraction to Percent CalculatorReduce a fraction into simplest form and convert into a percentage.Fraction to Percent Calculator
Hexadecimal to Decimal ConverterConvert a hexadecimal number into its decimal equivalent.Hexadecimal to Decimal Converter
Infix to Postfix ConverterConvert a mathematical infix expression into a postfix expression (also known as reverse polish notation, or RPN) using the stack method.Infix to Postfix Converter
Jewelry Weight ConverterConvert between common jeweler's weight units.Jewelry Weight Converter
Number to Word ConverterConvert a number into three separate word strings: Basic, Currency, and Check Writing.Number to Word Converter
Recipe Conversion CalculatorAdjust a recipe's ingredients to accommodate a greater or lesser number of servings, or from one baking pan size and shape to another.Recipe Conversion Calculator
Roman Numeral ConverterConvert Roman numerals into Arabic numbers, or an Arabic number to a Roman numeral.Roman Numeral Converter
Scientific Notation ConverterConvert between exponential notation and regular notation.Scientific Notation Converter
Speed Distance Time CalculatorCalculate speed, distance, or time given the two known variables.Speed Distance Time Calculator
Temperature Conversion CalculatorConvert Celsius, Fahrenheit, and Kelvin temperatures to either of the other two.Temperature Conversion Calculator
Volume Conversion CalculatorConvert common standard and metric volume (liquid) units to their most popular counterparts.Volume Conversion Calculator
Weight Conversion CalculatorConvert common standard and metric weight units to their most popular counterparts.Weight Conversion Calculator