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: 7376 aggiunta 1747 aggiunta 8383 aggiunta 6796 sottrazione 6625 aggiunta 21 sottrazione 4652 aggiunta 6730 aggiunta 7607
A: 
27383