ToolNestCentimeters to Millimeters Converter
Convert centimeters to millimeters instantly with our free length converter. 1 centimeter = 10 mm — type any value below and the result updates live.
Centimeters → Millimeters
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Centimeters to Millimeters Formula
Millimeters = Centimeters × 10 (Centimeters = Millimeters × 0.1)
Length conversion covers the metric units scientists and most of the world use (millimeters, centimeters, meters, kilometers) and the imperial units still standard in the United States (inches, feet, yards, miles).
Centimeters to Millimeters Conversion Table
| Centimeters | Millimeters | |
|---|---|---|
| 1 cm | = | 10 mm |
| 2 cm | = | 20 mm |
| 5 cm | = | 50 mm |
| 10 cm | = | 100 mm |
| 25 cm | = | 250 mm |
| 50 cm | = | 500 mm |
| 100 cm | = | 1,000 mm |
About Centimeters and Millimeters
A centimeter is one-hundredth of a meter — roughly the width of a fingernail. The everyday metric unit for small lengths.
A millimeter is one-thousandth of a meter — about the thickness of a credit card. Engineers and machinists live in millimeters.
Frequently Asked Questions
How many millimeters are in one centimeter?
One centimeter equals 10 millimeters. Multiply any centimeters value by 10 to convert it.
What is the formula for converting centimeters to millimeters?
Millimeters = Centimeters × 10. To reverse it: centimeters = millimeters × 0.1.
How do I convert millimeters back to centimeters?
Divide the millimeters value by 10 (equivalently, multiply by 0.1).
Which is bigger, a centimeter or a millimeter?
A centimeter is bigger — one centimeter equals 10 millimeters.