CM to MM Converter
Convert centimeters to millimeters using the exact metric relationship 1 centimeter = 10 millimeters. Multiply centimeters by 10 to calculate millimeters.
Quick conversion table
| Centimeters | Millimeters |
|---|---|
| 0.1 cm | 1 mm |
| 0.5 cm | 5 mm |
| 1 cm | 10 mm |
| 2 cm | 20 mm |
| 5 cm | 50 mm |
| 10 cm | 100 mm |
| 20 cm | 200 mm |
| 25 cm | 250 mm |
| 50 cm | 500 mm |
| 100 cm | 1000 mm |
How to use the CM to MM Converter
- Enter the measurement in centimeters.
- The converter multiplies the centimeter value by exactly 10.
- Choose the number of decimal places to display.
- Use quick values for common metric measurements.
- Review the conversion table for frequently used cm-to-mm values.
- Copy the result or use Swap to convert millimeters back to centimeters.
Examples
1 cm to mm
1 centimeter equals exactly 10 millimeters.
2.5 cm to mm
2.5 centimeters equals exactly 25 millimeters.
5 cm to mm
5 centimeters equals exactly 50 millimeters.
10 cm to mm
10 centimeters equals exactly 100 millimeters.
100 cm to mm
100 centimeters equals exactly 1000 millimeters.
Frequently asked questions
How many millimeters are in one centimeter?
There are exactly 10 millimeters in one centimeter.
What is the formula for cm to mm?
Multiply centimeters by 10.
How many mm is 2.5 cm?
2.5 centimeters equals exactly 25 millimeters.
How many mm is 10 cm?
10 centimeters equals exactly 100 millimeters.
How many mm is 100 cm?
100 centimeters equals exactly 1000 millimeters.
Are centimeter and centimetre the same?
Yes. They are different spellings for the same metric length unit.
Can I convert mm back to cm?
Yes. Use Swap or open the MM to CM Converter.
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