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

[Q]: an aquarium had 10 fish in it . later they added 3 fish . how many fish are in the aquarium now ?
[A]: 13

[Q]: andy another part of the recycling team decided he would gather tin foil wrappers . if he was able to pick up 34 wrappers around the village dumpster and his best friend max was able to collect 15 how many wrappers were gathered in total ?
[A]: 49

[Q]: bryan has 50 skittles . ben has 20 m & m 's . how many more does brian have ?
[A]:
30