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'.
Example: 10 sottrazione 7
Example solution: 3
Example explanation: Here, 'sottrazione' represents the subtraction operation. So, the answer is 3 (10-7=3).

Problem: 8308 aggiunta 4649 sottrazione 4175 sottrazione 8330 sottrazione 1012 sottrazione 9784 sottrazione 8832 sottrazione 1292 sottrazione 8441

Solution: -28909