Detailed Instructions: 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'.
Q: 1671 sottrazione 17 sottrazione 6190 aggiunta 9786 sottrazione 3903 aggiunta 8437 aggiunta 4937
A:
14721