Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

[EX Q]: frank got 15 pounds of mushroom for family barbecue . if they ate 8 pounds how many pounds were left ?
[EX A]: 7

[EX Q]: a dvd book holds 126 dvds . there are 81 dvds already in the book . how many more dvds can be put in the book ?
[EX A]: 45

[EX Q]: there are 98 cats in the little town . if 92 of them are a asleep how many cats are still awake ?
[EX A]:
6