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'.

6742 sottrazione 6935 aggiunta 3384 sottrazione 9973 aggiunta 1923
-4859

1081 aggiunta 3923 aggiunta 4772
9776

7635 aggiunta 1382 aggiunta 8695

17712