Both the centimeter(cm) and the millimeter(mm) are metric units of length.
The cm is one hundredth of a meter while a mm is one thousandth of a meter.
Formula to convert cm to mm.
To convert cm to mm we do need to know the conversion ratio.
We know that 1 mm is equivalent to 0.1cm.
Therefore, to convert mm to cm, we multiply the mm value by 0.1 or simply divide it by 10.
Length in cm = Length in mm x 0.1
Convert 500 millimeters to centimeters.
= 500 x 0.1