You are given a math word problem and you are supposed to only use subtraction on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Ex Input:
Context: If they are already at 659 feet and the cave is 762 feet deep 

 Question: How much farther until they reach the end of the cave?

Ex Output:
103


Ex Input:
Context: There were 7 roses and 12 orchids in the vase. Jessica cut some more roses and orchids from her flower garden. There are now 11 roses and 20 orchids in the vase. 

 Question: How many more orchids than roses are there in the vase now?

Ex Output:
9


Ex Input:
Context: Nell collects baseball cards. She had 566 cards while Jeff had 234 cards. She gave some of her cards to Jeff and now has 535 cards left. 

 Question: How many cards does Jeff have now?

Ex Output:

265