what is difference between cm and mm
To find out how many millimeters in centimeters, multiply by 10 or use the converter below. 1 Centimeter = 10 Millimeters. Centimeter is a metric system length unit and equals to one hundredth of a meter. The abbreviation is cm. Millimeter is a metric length unit and equal to one thousandth of a meter. Used widely to measure small distances in engineering and machining. The abbreviation is mm.