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: Last week Fred had 49 dollars and Jason had 3 dollars. Fred washed cars over the weekend and now has 112 dollars. Jason delivered newspapers and now has 63 dollars. 

 Question: How much money did Jason earn by delivering newspapers?

Ex Output:
60


Ex Input:
Context: Lucy went to the grocery store. She bought 10 packs of cookie and 4 packs of cake. 

 Question: How many more packs of cookie did she buy over cake?

Ex Output:
6


Ex Input:
Context: Dan has $ 2. He bought a candy bar for $ 6 and a chocolate for $ 3. 

 Question: How much money did he spend to buy candy bar than he did to buy chocolate?

Ex Output:

3