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'.

5674 sottrazione 4645 sottrazione 5767 sottrazione 6959 sottrazione 9371 aggiunta 2874 sottrazione 5214 aggiunta 7610
-15798