Measurement calculator that can be used to convert Square thou (UK) to Rai, among others: 1 Square thou (UK) = 0.000 000 000 000 403 225 Rai
Convert Square thou (UK) to Rai:Choose the right category from the selection list, in this case 'Area'. Next enter the value you want to convert. From the selection list, choose the unit that corresponds to the value you want to convert, in this case 'Square thou (UK)'. Finally choose the unit you want the value to be converted to, in this case 'Rai'.