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.

[EX Q]: While shopping , Maria bought 35 green towels and 21 white towels . If she gave her mother 34 of them , how many towels did Maria end up with ?
[EX A]: 22

[EX Q]: Megan 's class is going on a field trip to the zoo . If each van can hold 5 people and there are 25 students and 5 adults going , how many vans will they need ?
[EX A]: 6

[EX Q]: Cindy ' s mom baked 1215 cookies . Paul ' s dad baked 1112 cookies . They both brought them to school for a party . How many cookies did they have altogether ?
[EX A]:
2327