Ngan (Thailand) to Bigha (Uttar Pradesh / Bihar, Pucca): the quick answer
To convert ngan (Thailand) to bigha (Uttar Pradesh / Bihar, pucca), multiply the value by 0.158147. To go the other way, multiply bigha (Uttar Pradesh / Bihar, pucca) by 6.32321 to get ngan (Thailand).
↔ Convert bigha (Uttar Pradesh / Bihar, pucca) to ngan (Thailand) instead