How Many Decimeters in a Millimeter?

Quick Answer
1 Millimeter = 0.01 Decimeters

1 mm = 0.01 dm

Formula

dm = mm × 0.01

Conversion Table

Millimeters (mm)Decimeters (dm)
1 mm0.01 dm
2 mm0.02 dm
5 mm0.05 dm
10 mm0.1 dm
20 mm0.2 dm
50 mm0.5 dm
100 mm1 dm
500 mm5 dm
1,000 mm10 dm

Worked Examples

Convert 5 mm to dm:
5 mm × 0.01 = 0.05 dm
Convert 10 mm to dm:
10 mm × 0.01 = 0.1 dm
Convert 50 mm to dm:
50 mm × 0.01 = 0.5 dm

FAQ

How many Decimeters are in 1 Millimeter?
There are 0.01 Decimeters in 1 Millimeter. Formula: dm = mm × 0.01.
How to convert Millimeters to Decimeters?
To convert Millimeters to Decimeters, multiply the number of Millimeters by 0.01. For example, 10 mm = 0.1 dm.
How many Decimeters are in 100 Millimeters?
There are 1 Decimeters in 100 Millimeters. Calculation: 100 × 0.01 = 1.