Detailed Instructions: 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: 8587 sottrazione 682 aggiunta 9978 sottrazione 4927 sottrazione 383 aggiunta 2590
A:
15163