Millimeters to Centimeters
Convert mm to cm (mm to cm) directly in your browser. Type a value and get the result instantly — no rounding surprises, no data leaves your device.
How to convert mm to cm
One millimeter equals 0.1 centimeters. To convert, multiply the number of mm by 0.1:
cm = mm × 0.1 Example: 1 mm = 0.1 cm
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Millimeters to Centimeters conversion table
| Millimeters | Centimeters |
|---|---|
| 1 mm | 0.1 cm |
| 2 mm | 0.2 cm |
| 3 mm | 0.3 cm |
| 4 mm | 0.4 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 |
FAQ
How many cm are in a millimeter?
One millimeter is exactly 0.1 centimeters.
What is the formula to convert mm to cm?
Multiply the value in mm by 0.1 to get the result in cm.
Is this converter free and private?
Yes. It is free, needs no signup, and runs entirely in your browser.