Millimeters to Centimeters
1 mm = 0.1 cm. Edit either value to convert instantly.
Conversion formula
cm = mm × (0.001) × (100)1 mm = 0.1 cm
millimeter (mm)
One millimeter equals exactly 0.001 m.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
centimeter (cm)
One centimeter equals exactly 0.01 m.
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Conversion table
| mm | cm |
|---|---|
| 1 | = 0.1 |
| = 0.2 | |
| = 0.5 | |
| = 1 | |
| = 1.5 | |
| = 2 | |
| = 2.5 | |
| = 3 | |
| = 4 | |
| = 4.5 |
| mm | cm |
|---|---|
| = 5 | |
| = 6 | |
| = 7 | |
| = 8 | |
| = 9 | |
| = 10 | |
| = 15 | |
| = 16 | |
| = 17 | |
| = 18 |
Frequently asked questions
How many centimeters are in 1 millimeter?
1 mm = 0.1 cm. cm = mm × (0.001) × (100)
How do I convert mm to cm?
cm = mm × (0.001) × (100)
Is 1 millimeter bigger than 1 centimeter?
1 mm = 0.1 cm.
Related conversions
Common values
All quantities
Mass / weightVolumeTemperatureAreaSpeedTimePressureEnergyPowerData storageFuel economyAngleFrequencyForceTorqueDensityData transfer rateAccelerationElectric chargeElectric currentVoltageCapacitanceAbsorbed doseDynamic viscosityElectrical resistanceIlluminanceKinematic viscosityLuminanceMagnetic flux densityMass flow rateRadioactivityVolumetric flow rateElectrical conductanceEquivalent doseInductanceMagnetic fluxMolar concentrationSolution mass concentrationAmount of substanceAngular velocityCountLuminous fluxLuminous intensityMagnetic field strengthMagnetomotive forceAbsorbed dose rateRadiation exposureThermal conductivity