Convert Centimeters to Millimeters
Centimeters to Millimeters conversion table
| Centimeters (cm) | Millimeters (mm) |
|---|---|
| 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 | 1000 mm |
| 200 cm | 2000 mm |
| 500 cm | 5000 mm |
| 1000 cm | 10000 mm |
How to convert centimeters to millimeters
Whether you need to express a value in mm instead of cm, this guide walks you through the exact steps. Length conversions are essential in construction, travel planning, science, and everyday measurements when switching between metric and imperial systems.
To convert, multiply the centimeters value by 10. Written as an equation: mm = cm × 10.
One centimeters equals approximately 10 mm. This means you can multiply any cm value by 10 to get the equivalent in mm.
Worked example: 25 cm = 250 mm. Enter your own value in the converter above for instant results.
Common mistake: A frequent mistake is confusing metric and imperial symbols — for example, mixing up centimeters with inches when reading product dimensions online.
Bookmark this page for quick cm to mm conversions, or use the swap button to reverse the direction and convert mm back to cm.
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Frequently asked questions
1 cm equals 10 mm.
Multiply the centimeters value by 10.
10 cm = 100 mm.