You are given a math word problem and you are supposed to apply an addition mathematical operator on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Ex Input:
Context: Rachel's tree had 4 apples. She picked 2 apples from her tree. Thereafter 3 new apples grew on the tree. 

 Question: How many apples are there on the tree now?

Ex Output:
1


Ex Input:
Context: Winter is almost here and most animals are migrating to warmer countries. There are 3 bird families living near the mountain. 26 new bird families came to live near the mountain from the arctic while 2 bird families flew away further south for winter. 

 Question: How many bird families were left near the mountain?

Ex Output:
27


Ex Input:
Context: Every day Ryan spends 4 hours on learning english and 6 hours on learning chinese. If he learns for 86 days 

 Question: How many hours does he spend on learning english and chinese each day?

Ex Output:

10