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:
there are 4 squirrels in a tree with 2 nuts . what 's the difference of the number of squirrels and nuts over there ?
answer:
2

question:
the store has cd 's and dvd 's that you need . how many packs of dvd 's can you buy with 132 dollars if 1 pack costs 12 dollars ?
answer:
11

question:
robin has 27 packages of gum . there are 18 pieces in each package . how many pieces of gum does robin have ?
answer:
486