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]: There were 27 boys and 35 girls on the playground at recess . How many children were on the playground at recess ?
[EX A]: 62

[EX Q]: Melanie goes fishing with Tom . Melanie catches 8 trout . Tom catches 2 times as many trout as Melanie . How many trout did Tom catch ?
[EX A]: 16

[EX Q]: At a pie - eating contest , Erik got through 0.6666666666666666 pie before time was called ; Frank finished just 0.3333333333333333 pie . How much more pie did Erik eat than Frank ?
[EX A]:
0.3333333333333333