Millimeters to Centimeters formula
centimeters = millimeters × 0.1
Multiply the number of millimeters by 0.1 to get centimeters. To go the other way, multiply by 10 instead, or use the cm to mm converter.
Millimeters to Centimeters conversion table
Common mm to cm values, rounded for reading. The converter above keeps full precision.
| Millimeters | Centimeters |
|---|---|
| 1 mm | 0.1 cm |
| 2 mm | 0.2 cm |
| 3 mm | 0.3 cm |
| 4 mm | 0.4 cm |
| 5 mm | 0.5 cm |
| 10 mm | 1 cm |
| 15 mm | 1.5 cm |
| 20 mm | 2 cm |
| 25 mm | 2.5 cm |
| 50 mm | 5 cm |
| 75 mm | 7.5 cm |
| 100 mm | 10 cm |
| 250 mm | 25 cm |
| 500 mm | 50 cm |
| 1,000 mm | 100 cm |
Worked example
To convert 10 mm to centimeters, multiply by 0.1: the result is 1 cm. International inch, foot, yard and mile definitions are exact. One inch equals exactly 2.54 centimeters.
Frequently asked questions
How many centimeters are in a millimeter?
One millimeter equals 0.1 centimeters (1 mm = 0.1 cm).
What is 10 millimeters in centimeters?
10 mm converts to 1 cm. Enter any other value in the converter above to see it recalculated instantly.
How do I convert centimeters back to millimeters?
Reverse the calculation: one centimeter equals 10 millimeters. You can also swap the units in the converter or open the cm to mm page.
Related length conversions
Need a different pair? Open the full length converter to choose any two units.