Centimeters to Millimeters
1 cm = 10 mm. Edit either value to convert instantly.
Conversion formula
mm = cm × (0.01) × (1,000)1 cm = 10 mm
centimeter (cm)
One centimeter equals exactly 0.01 m.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
millimeter (mm)
One millimeter equals exactly 0.001 m.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Conversion table
| cm | mm |
|---|---|
| 1 | = 10 |
| = 20 | |
| = 50 | |
| = 100 | |
| = 150 | |
| = 200 | |
| = 250 | |
| = 300 | |
| = 400 | |
| = 450 |
| cm | mm |
|---|---|
| = 500 | |
| = 600 | |
| = 700 | |
| = 800 | |
| = 900 | |
| = 1,000 | |
| = 1,500 | |
| = 1,600 | |
| = 1,700 | |
| = 1,800 |
Frequently asked questions
How many millimeters are in 1 centimeter?
1 cm = 10 mm. mm = cm × (0.01) × (1,000)
How do I convert cm to mm?
mm = cm × (0.01) × (1,000)
Is 1 centimeter bigger than 1 millimeter?
1 cm = 10 mm.
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