An are is 100 square meters.
Ares to Square Decimeters Converter — a to dm2
Convert Are (a) to Square Decimeter (dm2) using the exact conversion factor (1 are = 10,000 square decimeter). See the formula, worked examples, and conversion table.
Ares to Square Decimeters converter
Converter
Area Converter
Convert land, construction, mapping, survey, and scientific area units.
Context values
Some unit families need one extra value for a physically accurate result.
Square metric area unit.
Result = input x 100 / 0.01.
Area uses the square meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ares to Square Decimeters
Comparing Are and Square Decimeter is common in agriculture and real estate, where US land is typically measured in acres and most of the rest of the world uses hectares. Specifically: An are is 100 square meters, and square metric area unit.
Formula
square decimeters = ares × 10000
This factor comes from each unit's defined relationship to the category's base unit: 1 are equals 100 base units, and 1 square decimeter equals 0.01 base units, so dividing one by the other gives the direct are-to-square decimeter factor of 10000.
Simple example
1 a × 10000 = 10,000 dm2
1 are = 10,000 square decimeters.
Real-world example
10 a × 10000 = 100,000 dm2
10 ares = 100,000 square decimeters.
Conversion table
| Are (a) | Square Decimeter (dm2) |
|---|---|
| 1 a | 10,000 dm2 |
| 5 a | 50,000 dm2 |
| 10 a | 100,000 dm2 |
| 25 a | 250,000 dm2 |
| 50 a | 500,000 dm2 |
| 100 a | 1,000,000 dm2 |
Reverse conversion: Square Decimeter to Are
1 dm2 × 0.0001 = 0.0001 a
1 square decimeter = 0.0001 ares.
ares = square decimeters × 0.0001
For a page dedicated to this direction, see Square Decimeter to Are.
Understanding the Are (a)
An are is 100 square meters.
Understanding the Square Decimeter (dm2)
Square metric area unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many square decimeters are in 1 are?
1 are equals 10,000 square decimeters, using the exact defined conversion factor rather than an estimate.
How do I convert are to square decimeter?
Multiply the are value by 10000. The converter above does this instantly to whatever precision you set.
How do I convert square decimeter back to are?
Use the reverse factor: 1 square decimeter equals 0.0001 ares. You can also use the swap control in the converter above to flip the direction instantly.
What is a are?
Are (a) is a unit of area.
What is a square decimeter?
Square Decimeter (dm2) is a unit of area.
Is the are to square decimeter conversion exact?
Yes. Both are and square decimeter are defined by fixed standards rather than physical artifacts, so the factor of 10000 used above is exact to as many digits as you choose to display.