You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

[Q]: There were 58 geese and 37 ducks in the marsh . How many birds were in the marsh ?
[A]: 95


[Q]: A pet supply store has 600 bags of dog food and 327 bags of cat food . How many more bags of dog food are there than cat food ?
[A]: 273


[Q]: While on vacation , Gwen took 41 pictures at the zoo and 29 at the museum . If she later deleted 15 of the pictures , how many pictures from her vacation did she still have ?
[A]:
55