21 millimeters (mm) to centimeters (cm) Conversion

Result

21 millimeters (mm) = 2.1000 centimeters (cm)

Calculation Steps

To convert from millimeters (mm) to centimeters (cm):

Formula: Multiply by 0.1000
Calculation: 21 × 0.1000 = 2.1000

Common Conversions

millimeters (mm)	centimeters (cm)	Calculation Link:
19	1.9000	How to convert 19 millimeters to centimeters
20	2.0000	How to convert 20 millimeters to centimeters
21	2.1000	How to convert 21 millimeters to centimeters
22	2.2000	How to convert 22 millimeters to centimeters
23	2.3000	How to convert 23 millimeters to centimeters

Convert to Other Units

21 millimeters (mm) = 21.000 millimeters (mm)

21 millimeters (mm) = 0.0210 meters (m)

21 millimeters (mm) = 0.0000 kilometers (km)

21 millimeters (mm) = 0.8268 inches (in)

21 millimeters (mm) = 0.0689 feet (ft)

About These Units

Millimeters (mm)

A millimeter (mm) is a unit of length equal to one-thousandth (0.001) of a meter. It is commonly used for small measurements in engineering and manufacturing.

Centimeters (cm)

A centimeter (cm) is a unit of length equal to one-hundredth (0.01) of a meter. It is commonly used in everyday measurements.