A rood is one quarter of an acre.
Roods to Square Decameters Converter — rood to dam2
Convert Rood (rood) to Square Decameter (dam2) using the exact conversion factor (1 rood = 10.11714106 square decameter). See the formula, worked examples, and conversion table.
Roods to Square Decameters 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 1011.714106 / 100.
Area uses the square meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Roods to Square Decameters
Comparing Rood and Square Decameter 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: A rood is one quarter of an acre, and square metric area unit.
Formula
square decameters = roods × 10.117141056
This factor comes from each unit's defined relationship to the category's base unit: 1 rood equals 1011.7141056 base units, and 1 square decameter equals 100 base units, so dividing one by the other gives the direct rood-to-square decameter factor of 10.117141056.
Simple example
1 rood × 10.11714106 = 10.11714106 dam2
1 rood = 10.11714106 square decameters.
Real-world example
10 rood × 10.11714106 = 101.1714106 dam2
10 roods = 101.1714106 square decameters.
Conversion table
| Rood (rood) | Square Decameter (dam2) |
|---|---|
| 1 rood | 10.11714106 dam2 |
| 5 rood | 50.58570528 dam2 |
| 10 rood | 101.1714106 dam2 |
| 25 rood | 252.9285264 dam2 |
| 50 rood | 505.8570528 dam2 |
| 100 rood | 1,011.714106 dam2 |
Reverse conversion: Square Decameter to Rood
10.11714106 dam2 × 0.09884215259 = 1 rood
10.11714106 square decameters = 1 roods.
roods = square decameters × 0.0988421525869
For a page dedicated to this direction, see Square Decameter to Rood.
Understanding the Rood (rood)
A rood is one quarter of an acre.
Understanding the Square Decameter (dam2)
Square metric area unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many square decameters are in 1 rood?
1 rood equals 10.11714106 square decameters, using the exact defined conversion factor rather than an estimate.
How do I convert rood to square decameter?
Multiply the rood value by 10.11714106. The converter above does this instantly to whatever precision you set.
How do I convert square decameter back to rood?
Use the reverse factor: 1 square decameter equals 0.0988421526 roods. You can also use the swap control in the converter above to flip the direction instantly.
What is a rood?
Rood (rood) is a unit of area.
What is a square decameter?
Square Decameter (dam2) is a unit of area.
Is the rood to square decameter conversion exact?
Yes. Both rood and square decameter are defined by fixed standards rather than physical artifacts, so the factor of 10.11714106 used above is exact to as many digits as you choose to display.