Online Conversion Calculators for
Weights and Measures Conversions

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Welcome to the Online Conversion Calculators section at free-online-calculator-use.com.

This section was created for the purpose of helping you to calculate, retain, and understand the process of converting units of weights and measurements from one data type or scope to another.

This ever-growing unit conversion calculator collection will eventually house all of the most popular online converters, including free converters for fractions, decimals, percents, binary, metric weights and measures, standard weights and measures, memory storage, area, distance, volume, and more.

In addition to doing all of the conversion calculations for you, each weights and measures conversions page will attempt to explain how the conversion is done manually.

Below are the current unit converters located in this section, all of which are dedicated to providing you with a one-stop resource for all of your most popular unit conversion needs.

Current Online Conversion Calculators

Calcy sign listing Free Online Conversion Calculators

Calculators that Convert Fractions, Decimals, and Percents

Decimal to Fraction Calculator for Converting Decimals to Fractions
This free online conversion calculator will instantly convert a non-repeating decimal into a fraction and reduce the resulting fraction into simplest form -- including converting improper fractions to mixed numbers. Plus, the calculator will show its work and give a step-by-step summary of how it arrived at the answer. Also includes three different methods that serve to answer the question, "How to Convert Decimal to Fraction?"

Fraction to Decimal Calculator for Converting Fractions to Decimals
This free online conversion calculator will reduce the entered fraction into simplest form and then convert the simplified fraction into a decimal number. Plus, the calculator will show all its work, including the reduction process and the long division you would use if you were converting fractions to decimals manually. Page also includes an example of the "Steps for Converting Fractions to Decimals."

Fraction to Percent Calculator for Converting Fractions to Percentages
This free online conversion calculator will reduce the entered fraction into simplest form and then convert the simplified fraction into a percentage. Plus, the converter will show all its work, including the reduction process and the long division you would use if you were converting fractions to percentages manually. Page also includes an example of the "Steps for Converting Fractions to Percentages."

Scientific Notation Converter to Convert To and From a Decimal Number
This conversion calculator will convert an exponential notation to regular notation, or convert regular notation to exponential (power of 10) notation. Simply enter the number you would like converted and the converter will detect which notation to convert from and to. Includes answer to "What is Scientific Notation?" and gives a brief lesson in how to manually convert to and from SN.

Decimal, Binary, Hexadecimal, Octal, and Roman Numeral Converters

Binary to Decimal Converter to Convert Base 2 to Base 10
This binary conversion calculator will instantly convert a binary number into its base 10 equivalent, plus display a binary to decimal conversion chart showing how it arrived at the answer. Also includes explanations for "How to Convert Binary to Decimal" and "Converting Base 2 Numbers That Have Decimal Points."

Binary to Hex Converter to Convert Base 2 to Base 16
This binary conversion calculator will instantly convert a binary number into its base 16 equivalent, plus display a binary to hexadecimal conversion chart showing the steps it took to come up with the answer. Also includes step-by-step instructions for "How to Convert Binary to Hexadecimal."

Decimal to Binary Converter to Convert Base 10 to Base 2
This binary conversion calculator will instantly convert a decimal number into its base 2 equivalent, including base 10 numbers having decimal points, plus display a decimal to binary conversion chart showing how the calculator completed the conversion. Also includes a step-by-step explanation showing "How to Convert Decimal to Binary."

Decimal to Hex Converter to Convert Base 10 to Base 16
This decimal conversion calculator will instantly convert a decimal number into its hexadecimal equivalent, plus display a decimal to hexadecimal conversion chart showing how the calculator made the conversion. Also includes a step-by-step explanation showing "How to Convert Decimal to Hexadecimal."

Decimal to Octal Converter to Convert Base 10 to Base 8
This decimal conversion calculator will instantly convert a decimal number into its octal equivalent, plus display a decimal to octal conversion chart showing how the calculator made the conversion. Also includes a step-by-step explanation showing "How to Convert Decimal to Octal."

Hex to Decimal Converter to Convert Base 16 to Base 2
This online conversion calculator will instantly convert a hexadecimal number into its decimal equivalent, plus display a hex to decimal conversion chart showing how it arrived at the answer. Also includes a step-by-step explanation for "How to Convert Hexadecimal to Decimal."

Roman Numeral Converter to Convert Roman Numerals to Whole Numbers and Visa Versa
This online conversion calculator will instantly convert Roman numerals into Arabic numbers, or an Arabic number to a Roman numeral -- and show its work. Includes a customizable, printable Roman numeral chart, plus step-by-step instructions for "How to Read Roman Numerals" and "How to Write Roman Numerals."

Area, Distance, Weight, Volume, and Temperature Converters

Area Conversion Calculator to Convert Acres, Hectares, Square Miles, Square Kilometers, etc.
This online conversion calculator will instantly convert area units to and from the most popular standard and metric measurement scales. Includes formulas and step-by-step solutions for each conversion, plus a neat feature that lets you customize your own printable area conversion chart.

Distance Conversion Calculator to Convert Centimeters, Inches, Meters, Feet, Kilometers, Miles, etc.
This online conversion calculator will instantly convert length units to and from the most popular standard and metric measurement scales. Includes formulas and step-by-step solutions for each conversion, plus a handy feature that lets you customize your own printable length conversion chart.

Temperature Conversion Calculator to Convert Celsius, Fahrenheit, and Kelvin
This online conversion calculator will instantly convert Celsius, Fahrenheit, and Kelvin temperatures to either of the other two -- and shows the formula and math it used to complete the conversion. Includes formulas and step-by-step solutions for each conversion type, plus a cool feature that lets you create your own printable temp conversion chart.

Volume Conversion Calculator to Convert Gallons, Liters, Ounces, Milliliters, etc.
This online conversion calculator will instantly convert volume units to and from the 22 most popular standard and metric liquid measurement conversion scales. Includes formulas and step-by-step solutions for each conversion, plus a neat feature that lets you customize your own printable volume conversion chart.

Weight Conversion Calculator to Convert Grams, Pounds, Kilograms, Ounces, etc.
This online conversion calculator will instantly convert weight units to and from the most popular standard and metric weight scales. Includes formulas and step-by-step solutions for each conversion, plus a nifty feature that lets you customize your own printable weight conversion chart.

Jewelry Weight Converter to Convert Carats, Grams, Troy Ounces, etc.
This online conversion calculator will instantly convert between common jeweler's weight units (carats, grams, grains, milligrams, pennyweight, points, ounces, and troy ounces), plus show the math used to complete the conversion. Page also includes a jeweler's weight conversion table in case you would like to convert the weight units manually.

Cooking Measurement Conversions

Recipe Conversion Calculator to Scale Ingredients Up or Down
This online conversion calculator will adjust a recipe's ingredients to accommodate a greater or lesser number of servings. Includes four methods of setting the conversion factor (number of servings, scale, original pan size to new pan size, or manual entry), plus provides a printer friendly page for printing out the recipe conversions -- which include a column that lists the original quantities.

Numbers to Words to Numbers

Number to Word Converter and Vanity Phone Number Translator/Creator
This converter will convert a number into three separate word strings: Basic, Currency, and Check Writing. The converter also includes two bonus features. Bonus feature #1 translates vanity phone numbers to their phone keypad equivalent, and Bonus feature #2 creates a tool for seeing what if any vanity words can be spelled from an entered telephone number.

Future Online Conversion Calculators

The following is a list of unit conversion calculators that I plan to add to this section as I have time. I'm basically adding calculators and converters to free-online-calculator-use.com in the order from highest demand to lowest demand, so if you see any calculator in the following list you want me to put on the high priority list, please let me know. Or, if you desire an online conversion calculator that is not on the following list of planned calculators and converters, please let me know so I can add it to my list.

  • Energy Conversion Calculator

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