Squares (Building) to Bigha (Uttar Pradesh / Bihar, Pucca): the quick answer
To convert squares (building) to bigha (Uttar Pradesh / Bihar, pucca), multiply the value by 0.00367309. To go the other way, multiply bigha (Uttar Pradesh / Bihar, pucca) by 272.25 to get squares (building).
↔ Convert bigha (Uttar Pradesh / Bihar, pucca) to squares (building) instead