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 9 action figures on a shelf in his room. Later he added 7 more action figures to the shelf. If he also has 10 books on the shelf 

 Question: How many more action figures than books were on his shelf?
[EX A]: 6

[EX Q]: Context: There were 15 roses and 62 orchids in the vase. Jessica cut some more roses and orchids from her flower garden. There are now 17 roses and 96 orchids in the vase. 

 Question: How many roses did she cut?
[EX A]: 2

[EX Q]: Context: Bobby ate 23 pieces of candy. If he initially had 30 pieces of candy 

 Question: How many pieces of candy does he still have left?
[EX A]:
7