Online calculator to convert decimeters to millimeters (dm to mm) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Length or Distance units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert dm to mm
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between decimeters and millimeters.
What is a decimeter (dm)?
A decimeter is a unit of Length or Distance in the Metric System. The symbol for decimeter is dm. There are 0.01 decimeters in a millimeter. The International spelling for this unit is decimetre.
What is a millimeter (mm)?
A millimeter is a unit of Length or Distance in the Metric System. The symbol for millimeter is mm. There are 100 millimeters in a decimeter. The International spelling for this unit is millimetre.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from dm to mm is:
mm = dm x 100
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from decimeters to millimeters (dm to mm).
Decimeter to Millimeter Conversion Example
Task: Convert 40 decimeters to millimeters (show work) Formula: dm x 100 = mm Calculations: 40 dm x 100 = 4,000 mm Result: 40 dm is equal to 4,000 mm
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from dm to mm.
Decimeters to Millimeters Conversion Chart
| decimeters (dm) | millimeters (mm) |
|---|---|
| 1 dm | 100 mm |
| 2 dm | 200 mm |
| 3 dm | 300 mm |
| 4 dm | 400 mm |
| 5 dm | 500 mm |
| 6 dm | 600 mm |
| 7 dm | 700 mm |
| 8 dm | 800 mm |
| 9 dm | 900 mm |
| 10 dm | 1,000 mm |
| 20 dm | 2,000 mm |
| 30 dm | 3,000 mm |
| 40 dm | 4,000 mm |
| 50 dm | 5,000 mm |
| 75 dm | 7,500 mm |
| 100 dm | 10,000 mm |
| 250 dm | 25,000 mm |
| 500 dm | 50,000 mm |
| 750 dm | 75,000 mm |
| 1,000 dm | 100,000 mm |
| 2,500 dm | 250,000 mm |
| 5,000 dm | 500,000 mm |
| 7,500 dm | 750,000 mm |
| 10,000 dm | 1,000,000 mm |
| 25,000 dm | 2,500,000 mm |
| 50,000 dm | 5,000,000 mm |
| 75,000 dm | 7,500,000 mm |
| 100,000 dm | 10,000,000 mm |
| 250,000 dm | 25,000,000 mm |
Related Units
This table provides a summary of the Length or Distance units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| inches | in or " | US Customary Units/Imperial System |
| feet | ft or ' | US Customary Units/Imperial System |
| yards | yd | US Customary Units/Imperial System |
| miles | mi | US Customary Units/Imperial System |
| picometers | pm | Metric System |
| nanometers | nm | Metric System |
| micrometers | μm | Metric System |
| millimeters | mm | Metric System |
| centimeters | cm | Metric System |
| decimeters | dm | Metric System |
| meters | m | Metric System |
| decameters | dam or dkm | Metric System |
| hectometers | hm | Metric System |
| kilometers | km | Metric System |
| megameters | Mm | Metric System |
| gigameters | Gm | Metric System |
| nautical miles | M or NM or nmi | Non-SI (International) |
| angstroms | Å | Non-SI (International) |
| rods | rod | Non-SI (International) |
Note: For Length and Distance conversions, US Customary Units and the Imperial System are equivalent.
Advertisements