Converting centimeters to millimeters is straightforward: multiply the length in centimeters by 10. This is because one centimeter equals ten millimeters. For example, to convert 5 centimeters to millimeters, calculate 5 cm × 10 = 50 mm. This conversion is essential in various fields, including science, engineering, and daily measurements, where precise length calculations are required. Utilizing this simple conversion factor ensures accuracy when switching between these metric units.