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'.

2598 sottrazione 4407 sottrazione 4602 sottrazione 8689 sottrazione 6666 sottrazione 8369
-30135