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.

Input: Consider Input: if the group was able to make 65 recycled materials from what they gathered and the teachers were able to make 28 how many recycled products will they be able to sell at the fair ?

Output: 93

Input: Consider Input: gary had 73 dollars . he spent 55 dollars on a pet snake . how many dollars did gary have left ?

Output: 18

Input: Consider Input: the elephant had 407 peanuts . she ate 129 of them . how many peanuts did the elephant have left ?
Output: 278