Centimeters to Millimeters

Convert centimeters to millimeters with our free calculator. Factors are exact by international definition.

Result in Millimeters (mm)
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1 centimeter = 10 millimeters
10 centimeters = 100 millimeters

To convert centimeters to millimeters, multiply by 10.

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Frequently asked questions

How many millimeters are in a centimeter?

There are 10 millimeters in 1 centimeter. In other words, 1 centimeter equals 10 millimeters.

How do you convert centimeters to millimeters?

Multiply the centimeters value by 10. For example, 10 centimeters = 100 millimeters.

Is a centimeter bigger than a millimeter?

Yes — a centimeter is larger than a millimeter. 1 centimeter equals 10 millimeters, so it is about 10 times a millimeter.