Convert Centimeters to Millimeters
Convert centimeters to millimeters (cm to mm) instantly. Free, accurate centimeters to millimeters calculator with conversion formula and chart.
1 cm = 10 mm
Conversion formula
1 centimeter = 10 millimeters
Multiply a value in centimeters by 10 to get millimeters; divide by the same number to convert back.
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 | 1,000 mm |
| 500 cm | 5,000 mm |
| 1,000 cm | 10,000 mm |
- For example, 12 centimeters is 120 millimeters.
- A value of 75 centimeters converts to 750 millimeters.
- Going the other way, 1 millimeter is 0.1 centimeters.
More length conversions
About Centimeters to Millimeters
Easily convert centimeters (cm) to millimeters (mm) with this free, instant calculator. Enter a value in centimeters to see the equivalent in millimeters right away — accurate and calculated in your browser.
How to use Centimeters to Millimeters
- 1
Enter the number of centimeters you want to convert.
- 2
The equivalent value in millimeters appears instantly.
- 3
Switch units anytime to convert in either direction.
How to convert Centimeters to Millimeters
Enter any value in centimeters (cm) and this calculator instantly shows the equivalent in millimeters (mm) using the exact internationally agreed conversion factor — no rounding tricks, no ads in the way, and it works offline once the page is loaded.
Use the swap button to convert in the other direction (millimeters to centimeters), or switch to any other length unit from the dropdown — the same page handles meters, kilometers, centimeters, millimeters, micrometers, nanometers, miles, yards, feet, inches, nautical miles.
Frequently Asked Questions
How do you convert centimeters to millimeters?
Enter your value in centimeters and the converter instantly shows the result in millimeters using the exact conversion factor.
Is the centimeters to millimeters converter free?
Yes — it's completely free, instant and requires no sign-up.
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