In this task you will be given an arithmetic operation in Italian and you have to find its answer. The operations 'addition' and 'subtraction' have been replaced with their italian translations i.e you need to perform addition when you see 'aggiunta' and subtraction in case of 'sottrazione'.
Q: 7982 sottrazione 9305 aggiunta 6730 aggiunta 9776 sottrazione 2852
A: 
12331