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: Isabella ’ s hair is 18 inches long . By the end of the year her hair is 24 inches long . How much hair did she grow ?

A: 6
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Q: Lucy has an aquarium with 212 fish . Lucy wants to buy 68 more fish . How many fish would Lucy have then ?

A: 280
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Q: Mrs. Sheridan has 22 fish . Her sister gave her 47 more fish . How many fish does she have now ?

A:
69
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