Bigha (Uttarakhand / Hills) to Bigha (Uttar Pradesh / Bihar, Pucca): the quick answer
To convert bigha (Uttarakhand / hills) to bigha (Uttar Pradesh / Bihar, pucca), multiply the value by 0.25. To go the other way, multiply bigha (Uttar Pradesh / Bihar, pucca) by 4 to get bigha (Uttarakhand / hills).
↔ Convert bigha (Uttar Pradesh / Bihar, pucca) to bigha (Uttarakhand / hills) instead