Centimeters to Millimeters
1 Centimeter = 10 Millimeters
Common amounts:
About the centimeter to millimeter conversion
The centimeter (cm) and the millimeter (mm) are both units of length. Convert between metric and imperial length units — millimeters, meters, kilometers, inches, feet, yards, miles and nautical miles.
To convert centimeters to millimeters, multiply by 10. To go back, multiply millimeters by 0.1.
Reference table
| Centimeters | Millimeters |
|---|---|
| 1 cm | 10 mm |
| 5 cm | 50 mm |
| 10 cm | 100 mm |
| 25 cm | 250 mm |
| 50 cm | 500 mm |
| 100 cm | 1,000 mm |
Need the reverse conversion? Convert Millimeters to Centimeters.
Convert Centimeter to other length units
Frequently asked questions
- How many millimeters is 1 centimeter?
- 1 Centimeter equals 10 Millimeters. To go the other way, 1 Millimeter equals 0.1 Centimeters.
- What's the formula to convert centimeters to millimeters?
- Multiply the number of centimeters by 10 to get millimeters. For example, 10 centimeters × 10 = 100 millimeters.
- Does this converter handle decimals and very large numbers?
- Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.