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'.
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Question: 6639 sottrazione 5121 aggiunta 205 aggiunta 2175 aggiunta 4534 sottrazione 1535

Answer: 6897


Question: 3152 sottrazione 6516 aggiunta 9326 aggiunta 2098 aggiunta 2399

Answer: 10459


Question: 6897 aggiunta 5159 aggiunta 9756

Answer:
21812