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: Jerry had 7 books and 3 action figures on a shelf in his room. Later he added 2 more action figures to the shelf. 

 Question: How many more books than action figures were on his shelf?
[EX A]: 2

[EX Q]: Context: There were 16 roses and 3 orchids in the vase. Jessica cut some more roses and orchids from her flower garden. There are now 7 orchids and 13 roses in the vase. 

 Question: How many orchids did she cut?
[EX A]: 4

[EX Q]: Context: Paul had 71 books. After selling some in a garage sale he bought 38 new ones. If he has 116 books now 

 Question: How many more books did he buy than he sold?
[EX A]:
45