Convert Centimeters to Millimeters
Convert Centimeters (cm) to Millimeters (mm) instantly. Enter a value below and the result updates live — accurate to 8 significant figures. 1 Centimeters = 10 Millimeters.
Numbers round to 8 significant figures — the underlying math is full-precision.
Centimeters to Millimeters formula
Multiply the Centimeters value by 10.
mm = cm × 10
Centimeters to Millimeters conversion table
| Centimeters (cm) | Millimeters (mm) |
|---|---|
| 1 | 10 |
| 5 | 50 |
| 10 | 100 |
| 20 | 200 |
| 50 | 500 |
| 100 | 1000 |
| 500 | 5000 |
| 1000 | 10000 |
Centimeters to Millimeters — FAQ
What is 1 cm in mm?
1 Centimeters (cm) equals 10 Millimeters (mm). For example, 10 cm = 100 mm.
How do I convert Centimeters to Millimeters?
Multiply the Centimeters value by 10. Or simply type any value into the converter above and the Millimeters result updates instantly.
Is the Centimeters to Millimeters conversion accurate?
Yes. The conversion uses the exact internationally-defined factor: 1 cm = 10 mm. Results are shown to 8 significant figures.
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