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: Katie had 81 ds games and her friends had 59 games. 

 Question: How many more games does Katie have than her friends?

Ex Output:
22


Ex Input:
Context: Marco and his dad went strawberry picking. Together they collected strawberries that weighed 24 pounds. On the way back Marco lost 9 pounds of strawberries. Marco's strawberries now weighed 3 pounds. 

 Question: How much did his dad's strawberries weigh?

Ex Output:
12


Ex Input:
Context: Julia played tag with 16 kids on monday. If she played tag with 12 more kids on monday than on tuesday 

 Question: How many kids did she play with on tuesday?

Ex Output:

4