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: 4960 sottrazione 4335 aggiunta 3272 sottrazione 6387 aggiunta 2556 sottrazione 2574 sottrazione 6842 sottrazione 4186 aggiunta 4877
A: 
-8659