Unit Converter

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in

cm

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mi

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What Is Unit Conversion?

Unit conversion is one of those skills that seems simple but is incredibly powerful. Whether you're baking a cake, planning a road trip, or working on a science project, knowing how to convert units can save you time, prevent mistakes, and even make life a little easier.

Handy Conversion Formulas

Here are some common conversions you'll use often:

Length

1 inch = 2.54 centimeters

1 meter = 3.28084 feet

Weight

1 kilogram = 2.20462 pounds

1 ounce = 28.3495 grams

Volume

1 liter = 0.264172 gallons

1 cup = 236.588 milliliters

Temperature

Celsius to Fahrenheit: °F = (°C × 9/5) + 32

Fahrenheit to Celsius: °C = (°F - 32) × 5/9

Area

1 square meter = 10.7639 square feet

1 square meter = 0.3025 帖 (Japanese tsubo)