Length · mm → cm
Millimetres to Centimetres
Enter any value below to convert millimetres to centimetres instantly.
To
1 mm = 0.1 cm
Conversion formula
How to convert mm to cm
cm = mm × 0.1
Multiply the millimetres value by 0.1 to get centimetres. The converter keeps extra precision internally and rounds only the displayed answer.
Converting millimetres to centimetres is useful when comparing dimensions, travel distances, building measurements or product specifications written in different measurement systems.
Worked example
Convert 10 mm10 mm = 1 cm
Calculated with the published formula. No estimated exchange rates or hidden rounding.
Common millimetres to centimetres values
| Millimetres (mm) | Centimetres (cm) |
|---|---|
| 1 mm | 0.1 cm |
| 5 mm | 0.5 cm |
| 10 mm | 1 cm |
| 25 mm | 2.5 cm |
| 50 mm | 5 cm |
| 100 mm | 10 cm |
Quick answer
How many centimetres are in one millimetre?
One millimetre equals 0.1 cm.