CM to MM
Convert centimeters to millimeters online for free. Instant cm to mm calculator.
10
Formula: 1 cm = 10 mm
Quick conversion table
| Centimeter (cm) | Millimeter (mm) |
|---|---|
| 0.5 | 5 |
| 1 | 10 |
| 2 | 20 |
| 5 | 50 |
| 10 | 100 |
| 25 | 250 |
| 50 | 500 |
| 100 | 1,000 |
Frequently asked questions
How do I convert centimeter to millimeter?
Type a number into the input above and read the result instantly. The formula is: 1 cm = 10 mm.
Is this converter free?
Yes — completely free, no signup, no limits, no ads in the calculation flow.
Is the calculation accurate?
Yes. We use internationally standardized conversion factors and IEEE 754 double-precision math, accurate to 15 significant digits.