Convert millimeters to centimeters
Millimeter (mm) to centimeter (cm). One millimeter equals 0.1 centimeters.
Formula
Millimeter to centimeter conversion table
| Millimeters | Centimeters | Centimeters | Millimeters |
|---|---|---|---|
| 1 mm | 0.1 cm | 1 cm | 10 mm |
| 2 mm | 0.2 cm | 2 cm | 20 mm |
| 3 mm | 0.3 cm | 3 cm | 30 mm |
| 5 mm | 0.5 cm | 5 cm | 50 mm |
| 10 mm | 1 cm | 10 cm | 100 mm |
| 20 mm | 2 cm | 20 cm | 200 mm |
| 50 mm | 5 cm | 50 cm | 500 mm |
| 100 mm | 10 cm | 100 cm | 1000 mm |
| 500 mm | 50 cm | 500 cm | 5000 mm |
| 1000 mm | 100 cm | 1000 cm | 10000 mm |
To convert millimeters to centimeters, divide the number of millimeters by 10. One millimeter equals 0.1 centimeters, and one centimeter equals 10 millimeters, so the relationship is fixed and exact. As a worked example, 10 mm comes to 1 cm. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a length conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common millimeter values already worked out in centimeters, plus the reverse centimeter to millimeter direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many centimeters are in a millimeter?
One millimeter equals 0.1 centimeters. The ratio is constant, so you can multiply any number of millimeters by 0.1 to get centimeters.
What is the formula to convert millimeters to centimeters?
Use centimeters = millimeters ÷ 10. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert centimeters back to millimeters?
Go the other way by using one centimeter equals 10 millimeters. You can also press the swap button in the converter above to flip the direction in one click.
Is this millimeter to centimeter converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.