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.

[EX Q]: Donald has 4 oranges . He finds another 5 . How many oranges does Donald have in all ?
[EX A]: 9

[EX Q]: Sam has 86 yellow and 20 green marbles . Joan took 25 of Sam 's yellow marbles . How many yellow marbles does Sam now have ?
[EX A]: 61

[EX Q]: For the fifth grade play , the chairs have been put into 27 rows with 16 chairs in each row . How many chairs have been put out for the play ?
[EX A]:
432