How to use Millimeters to Centimeters
Type a value in millimeters and the centimeters figure appears straight away. The conversion table further down lists common values.
The formula
cm = mm ÷ 10
Examples
- 1 millimeters to centimeters
0.1 cm
- 10 millimeters to centimeters
1 cm
- 250 millimeters to centimeters
25 cm
Millimeters to Centimeters conversion table
| Millimeters | Centimeters |
|---|---|
| 1 | 0.1 cm |
| 2 | 0.2 cm |
| 3 | 0.3 cm |
| 4 | 0.4 cm |
| 5 | 0.5 cm |
| 6 | 0.6 cm |
| 7 | 0.7 cm |
| 8 | 0.8 cm |
| 9 | 0.9 cm |
| 10 | 1 cm |
| 15 | 1.5 cm |
| 20 | 2 cm |
| 25 | 2.5 cm |
| 30 | 3 cm |
| 40 | 4 cm |
| 50 | 5 cm |
| 75 | 7.5 cm |
| 100 | 10 cm |
| 250 | 25 cm |
| 500 | 50 cm |
| 1,000 | 100 cm |
Limitations and assumptions
Uses the stated standard unit definitions. Check the input unit and displayed precision before relying on the result.
Frequently asked questions
How many centimeters are in one millimeter?
One millimeter equals 0.1 cm. The formula is cm = mm ÷ 10.
How do I convert millimeters to centimeters?
Use cm = mm ÷ 10. For example, 10 millimeters gives 1 cm. Enter your own value above and the converter does the arithmetic for you.
How do I convert centimeters back to millimeters?
Use the Centimeters to Millimeters converter, or invert the factor by dividing instead of multiplying.
Is this conversion exact?
Every length conversion here hangs on one exact definition, 1 inch = 2.54 cm, so results are exact apart from display rounding.