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 Q]: Context: 2 birds were sitting on the fence. 5 more birds and 4 more storks came to join them.

Question: How many more birds than storks are sitting on the fence?
[EX A]: 3

[EX Q]: Context: Dave had 24 apps and 9 files on his phone. After deleting some apps and files he had 5 files and 12 apps left.

Question: How many more apps than files does he have left on the phone?
[EX A]: 7

[EX Q]: Context: At the zoo, a cage had snakes and alligators. The total number of animals in the cage was 79. If 24 snakes and 51 alligators were hiding

Question: How many animals were not hiding in all?
[EX A]:
4