MM to CM Converter
Convert millimeters to centimeters using the exact metric relationship 10 millimeters = 1 centimeter. Divide millimeters by 10 to calculate centimeters.
Quick conversion table
| Millimeters | Centimeters |
|---|---|
| 1 mm | 0.1 cm |
| 2 mm | 0.2 cm |
| 5 mm | 0.5 cm |
| 10 mm | 1 cm |
| 20 mm | 2 cm |
| 25 mm | 2.5 cm |
| 50 mm | 5 cm |
| 100 mm | 10 cm |
| 250 mm | 25 cm |
| 500 mm | 50 cm |
| 1000 mm | 100 cm |
How to use the MM to CM Converter
- Enter the measurement in millimeters.
- The converter divides the millimeter 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 mm-to-cm values.
- Copy the result or use Swap to convert centimeters back to millimeters.
Examples
1 mm to cm
1 millimeter equals exactly 0.1 centimeters.
5 mm to cm
5 millimeters equals exactly 0.5 centimeters.
10 mm to cm
10 millimeters equals exactly 1 centimeter.
25 mm to cm
25 millimeters equals exactly 2.5 centimeters.
100 mm to cm
100 millimeters equals exactly 10 centimeters.
Frequently asked questions
How many centimeters are in one millimeter?
One millimeter equals exactly 0.1 centimeters.
What is the formula for mm to cm?
Divide millimeters by 10.
How many cm is 10 mm?
10 millimeters equals exactly 1 centimeter.
How many cm is 25 mm?
25 millimeters equals exactly 2.5 centimeters.
How many cm is 100 mm?
100 millimeters equals exactly 10 centimeters.
Why is the mm to cm conversion exact?
Both units belong to the metric system. One centimeter is defined as exactly 10 millimeters.
Are millimeter and millimetre the same?
Yes. They are spelling variants of the same metric length unit.
Can I convert cm back to mm?
Yes. Use Swap or open the CM to MM Converter.
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