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

[Q]: Brenda has 34 apples . She gets 37 more from Willie . How many apples does Brenda have in all ?
[A]: 71


[Q]: Kenneth has 3 marbles . He buys 6 more . Later , Kenneth buys 15 apples at the store . How many marbles does Kenneth have in all ?
[A]: 9


[Q]: Elisa has 37 dollars . How many more dollars does she have to earn to have 53 dollars ?
[A]:
16