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]: James ate 22 carrot sticks before dinner and 15 more after dinner . How many carrot sticks did he eat ?
[EX A]: 37

[EX Q]: There were 28 girls and 35 boys on the playground at recess . How many children were there in all ?
[EX A]: 63

[EX Q]: A 12 ounce can of cranberry juice sells for 84 cents . Give the unit cost in cents per ounce .
[EX A]:
7