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Convert Millimeters to Decimeters

Please provide values below to convert Millimeters [mm] to Decimeters [dm].

Millimeters
mm
Decimeters
0.00dm

How to Convert Millimeters to Decimeters

1 mm = 0.01 dm

1 dm = 100 mm

Example: convert 10 mm to dm: 10 mm = 10 × 0.01 mm = 0.1 mm

Millimeters

Definition: A millimeter (mm) is a unit of length in the metric system, equal to one-thousandth of a meter (1/1,000 m).

History: The millimeter was introduced with the metric system to provide a precise unit for small measurements, commonly used in engineering, manufacturing, and scientific applications.

Decimeters

Definition: A decimeter (dm) is a unit of length in the metric system equal to 1/10 of a meter or 10 centimeters.

History: The decimeter was introduced as part of the metric system in the late 18th century but is less commonly used in everyday measurements compared to centimeters and meters.

Millimeters to Decimeters Conversion Table

MillimetersDecimeters
0.01 mm0.0001 dm
0.1 mm0.001 dm
1 mm0.01 dm
2 mm0.02 dm
3 mm0.03 dm
5 mm0.05 dm
10 mm0.1 dm
20 mm0.2 dm
50 mm0.5 dm
100 mm1 dm
1000 mm10 dm

Convert Millimeters to Other Length Units

Convert Other Length Units to Decimeters