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:
isabel had 90 ds games . if she gave 87 to her friend how many would she have left ?
answer:
3


question:
a chef had 46 apples . after making some pies he had 14 left . how many apples did he use ?
answer:
32


question:
4 birds are sitting on a branch . 1 flies away . how many birds are left on the branch ?
answer:

3


