TASK DEFINITION: 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.
PROBLEM: Lucy has an aquarium with 212 fish . Lucy wants to buy 68 more fish . How many fish would Lucy have then ?

SOLUTION: 280

PROBLEM: Kenji and his classmates placed colored blocks on a scale during a science lab . The yellow block weighed 0.6 pounds and the green block weighed 0.4 pounds . How much more did the yellow block weigh than the green block ?

SOLUTION: 0.2

PROBLEM: Sean has 223 whistles . He has 95 more whistles that Charles . How many whistles does Charles have ?

SOLUTION:
128