Square millimeters to Square decimeters
1 mm² = 0.0001 dm². Edit either value to convert instantly.
Conversion formula
dm² = mm² × (0.000001) × (100)1 mm² = 0.0001 dm²
square millimeter (mm²)
One square millimeter equals exactly 0.000001 m².
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
square decimeter (dm²)
One square decimeter equals exactly 0.01 m².
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Conversion table
| mm² | dm² |
|---|---|
| = 0.0001 | |
| = 0.0002 | |
| = 0.0005 | |
| = 0.001 | |
| = 0.0015 | |
| = 0.002 | |
| = 0.0025 | |
| = 0.003 | |
| = 0.004 | |
| = 0.0045 |
| mm² | dm² |
|---|---|
| = 0.005 | |
| = 0.006 | |
| = 0.007 | |
| = 0.008 | |
| = 0.009 | |
| = 0.01 | |
| = 0.015 | |
| = 0.016 | |
| = 0.017 | |
| = 0.018 |
Frequently asked questions
How many square decimeters are in 1 square millimeter?
1 mm² = 0.0001 dm². dm² = mm² × (0.000001) × (100)
How do I convert mm² to dm²?
dm² = mm² × (0.000001) × (100)
Is 1 square millimeter bigger than 1 square decimeter?
1 mm² = 0.0001 dm².
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