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'.

4325 sottrazione 6002 sottrazione 8712 aggiunta 6397
-3992

4906 aggiunta 1713 sottrazione 7133
-514

7469 sottrazione 3183 aggiunta 872 aggiunta 1921 sottrazione 300

6779