Convert Katha (Bihar) to Decimal (Indian)
Convert kathas to decimals instantly. 1 katha (bihar) = 3.1243976812 decimal (indian) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Decimal (Indian) to Katha (Bihar) converter for the reverse conversion.
Units explained
Katha (Bihar)
A Bihar katha is a traditional unit of land area equal to approximately 126.44 m² (1/20 of a pucca bigha in Bihar).
Defined as 1/20 of the Bihar pucca bigha. Like other regional kathas, the actual size varies with the local bigha.
Bihar kathas appear in land records and property transactions across Bihar.
Traditional regional unit.
Decimal (Indian)
A decimal (Indian usage) is a unit of land area equal to 1/100 of an acre, or approximately 40.4686 m². It is identical to the cent but uses the term 'decimal' in Bengal and Bangladesh.
Same definition as the cent; the regional naming differs. 'Decimal' is preferred in West Bengal, Bangladesh, and some Northeast Indian states.
Decimals appear in property listings, agricultural records, and land documents in Bengal and Bangladesh. The term coexists with bigha (which is much larger) and katha for everyday use.
Standardized in colonial Bengal.
Katha (Bihar) to Decimal (Indian) conversion formula
The relationship between kathas and decimals:
To convert kathas to decimals, multiply the value in kathas by 3.1243976812. To reverse, multiply decimals by 0.3200616893.
How to use this converter
Type a value into the calculator. The result in decimals updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Decimal (Indian) to Katha (Bihar) converter for the reverse direction.
Step-by-step: convert kathas to decimals
- Write down the value in kathas (katha).
- Multiply that value by the factor 3.1243976812.
- The product is the equivalent value in decimals ().
- To reverse, multiply the decimal (indian) value by 0.3200616893.
Worked examples
Example 1 — Convert 1 katha to :
1 × 3.1243976812 = 3.1243976812
Example 2 — Convert 100 katha to :
100 × 3.1243976812 = 312.4397681165
Katha (Bihar) to Decimal (Indian) conversion table
Standard reference values for converting kathas to decimals:
| Katha (Bihar) [katha] | Decimal (Indian) [] |
|---|---|
| 0.01 | 0.0312439768 |
| 0.1 | 0.3124397681 |
| 1 | 3.1243976812 |
| 2 | 6.2487953623 |
| 3 | 9.3731930435 |
| 4 | 12.4975907247 |
| 5 | 15.6219884058 |
| 10 | 31.2439768117 |
| 20 | 62.4879536233 |
| 30 | 93.731930435 |
| 40 | 124.9759072466 |
| 50 | 156.2198840583 |
| 100 | 312.4397681165 |
| 500 | 1562.1988405826 |
| 1000 | 3124.3976811652 |
Frequently asked questions
How many decimals is 1 katha (bihar)?
How do I convert kathas to decimals?
How do I convert decimals back to kathas?
How many decimals is 100 kathas?
Popular area unit conversions
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Metric / SI (5 units)
Imperial / US Customary (3 units)
Indian Subcontinent (15 units)
Sources & references
Conversion factor (1 katha = 3.1243976812 ) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.