# Convert Centimeters to Millimeters

Enter the length in centimeters below to get the value converted to millimeters.

**Results in Millimeters:**

## How to Convert Centimeters to Millimeters

Convert centimeters to millimeters with this simple formula:

Converting a centimeter length measurement to a millimeter measurement involves multiplying the length by the conversion ratio to find the result. One centimeter is equal to 10 millimeters, so to convert simply multiply by 10.

**For example,**here's how to convert 5 centimeters to millimeters using the formula above.

Our inch fraction calculator can add centimeters and millimeters together and it also automatically converts the results to US customary, imperial and SI metric values.

Centimeters and millimeters are both units used to measure length.
Learn more about length and
find more length measurement conversion calculators.
Centimeters are a metric measurement and can be abbreviated as *cm*, for example 1 cm.
Millimeters are a metric measurement and can be abbreviated as *mm*, for example 1 mm.
Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

Millimeter is spelled *millimetre* internationally,
and it is equal in length to .1 centimeters, 1000 micrometers, or ^{5}/_{127} inch. They are represented by the
smallest ticks on most metric rulers. To get a reference point of the size,
the thickness of a dime is 1.35mm.

Internationally the centimeter is actually spelled centimetre and it's equal to 10 millimeters, .01 meters, or .393701 inches. Metric rulers have 30 cm and they are the larger measurement. A standard pencil is just about 1cm thick, and can be used to get a rough idea of the size of a centimeter.

We recommend using a ruler or tape measure for measuring length, which can be found at a local retailer or home center. Rulers are available in imperial, metric, or combination with both values, so make sure you get the correct type for your needs. If you need a ruler you can also download and print our free printable rulers which include both imperial and metric measurements.

## Centimeter Measurements and Equivalent Millimeter Conversions

Centimeters | Millimeters |
---|---|

1 cm | 10 mm |

2 cm | 20 mm |

3 cm | 30 mm |

4 cm | 40 mm |

5 cm | 50 mm |

6 cm | 60 mm |

7 cm | 70 mm |

8 cm | 80 mm |

9 cm | 90 mm |

10 cm | 100 mm |

11 cm | 110 mm |

12 cm | 120 mm |

13 cm | 130 mm |

14 cm | 140 mm |

15 cm | 150 mm |

16 cm | 160 mm |

17 cm | 170 mm |

18 cm | 180 mm |

19 cm | 190 mm |

20 cm | 200 mm |

21 cm | 210 mm |

22 cm | 220 mm |

23 cm | 230 mm |

24 cm | 240 mm |

25 cm | 250 mm |

26 cm | 260 mm |

27 cm | 270 mm |

28 cm | 280 mm |

29 cm | 290 mm |

30 cm | 300 mm |

31 cm | 310 mm |

32 cm | 320 mm |

33 cm | 330 mm |

34 cm | 340 mm |

35 cm | 350 mm |

36 cm | 360 mm |

37 cm | 370 mm |

38 cm | 380 mm |

39 cm | 390 mm |

40 cm | 400 mm |

## More Centimeter Length Conversions

**US Customary & Imperial Units**

- Convert to Miles
- 1 cm is equal to 6.2137E-6 miles
- Convert to Yards
- 1 cm is equal to 0.010936 yards
- Convert to Feet
- 1 cm is equal to 0.032808 feet
- Convert to Inches
- 1 cm is equal to 0.393701 inches

**SI Units**

- Convert to Kilometers
- 1 cm is equal to 1.0E-5 kilometers
- Convert to Meters
- 1 cm is equal to 0.01 meters
- Convert to Micrometers
- 1 cm is equal to 10,000 micrometers
- Convert to Nanometers
- 1 cm is equal to 10,000,000 nanometers