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: 7110 sottrazione 8030 aggiunta 6050 sottrazione 4471 aggiunta 6715
A: 
7374