A unit used in Bangladesh and West Bengal, India. One Chatak is equal to 180 square feet.
Used in parts of Northern India, particularly in Uttar Pradesh and Punjab. It is a sub-unit of Bigha. One Biswa is typically 1/20th of a Bigha.
The value in Biswa is equal to the value of Chatak multiplied by 0.0333333.
→Biswa = Chatak * 0.0333333;
| Chatak | Biswa | Value |
|---|---|---|
| 1 | 0.0333333 | 1 Chatak = 0.0333333 Biswa |
| 2 | 0.0666666 | 2 Chatak = 0.0666666 Biswa |
| 3 | 0.0999999 | 3 Chatak = 0.0999999 Biswa |
| 4 | 0.1333332 | 4 Chatak = 0.1333332 Biswa |
| 5 | 0.1666665 | 5 Chatak = 0.1666665 Biswa |
| 6 | 0.1999998 | 6 Chatak = 0.1999998 Biswa |
| 7 | 0.2333331 | 7 Chatak = 0.2333331 Biswa |
| 8 | 0.2666664 | 8 Chatak = 0.2666664 Biswa |
| 9 | 0.2999997 | 9 Chatak = 0.2999997 Biswa |
| 10 | 0.333333 | 10 Chatak = 0.333333 Biswa |
| 20 | 0.666666 | 20 Chatak = 0.666666 Biswa |
| 30 | 0.999999 | 30 Chatak = 0.999999 Biswa |
| 40 | 1.333332 | 40 Chatak = 1.333332 Biswa |
| 50 | 1.666665 | 50 Chatak = 1.666665 Biswa |
| 60 | 1.999998 | 60 Chatak = 1.999998 Biswa |
| 70 | 2.333331 | 70 Chatak = 2.333331 Biswa |
| 80 | 2.666664 | 80 Chatak = 2.666664 Biswa |
| 90 | 2.999997 | 90 Chatak = 2.999997 Biswa |
| 100 | 3.33333 | 100 Chatak = 3.33333 Biswa |
| 200 | 6.66666 | 200 Chatak = 6.66666 Biswa |
| 300 | 9.99999 | 300 Chatak = 9.99999 Biswa |
| 400 | 13.33332 | 400 Chatak = 13.33332 Biswa |
| 500 | 16.66665 | 500 Chatak = 16.66665 Biswa |
| 600 | 19.99998 | 600 Chatak = 19.99998 Biswa |
| 700 | 23.33331 | 700 Chatak = 23.33331 Biswa |
| 800 | 26.66664 | 800 Chatak = 26.66664 Biswa |
| 900 | 29.99997 | 900 Chatak = 29.99997 Biswa |
| 1000 | 33.3333 | 1000 Chatak = 33.3333 Biswa |