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: 3607 sottrazione 6099 aggiunta 2975 aggiunta 3516 sottrazione 622 aggiunta 1943 aggiunta 5335
A: 
10655