instruction:
You are given a math word problem and you are supposed to apply a single mathematical operator like addition, subtraction, multiplication, or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
question:
paul spent $ 75 . now he has $ 11 . what 's the difference between the number of dollars that he spent and he has now ?
answer:
64

question:
gwen prepared 98 books to sell in the flea market . after the activity ended she had 96 books left . how many did she sell ?
answer:
2

question:
3 owls were sitting on the fence . 2 more owls joined them . how many owls are on the fence now ?
answer:
5