Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

Example Input: after the framework was finished they asked 239 monkeys and 622 termites to finish the rest of the building . how many workers finished the rest of the construction ?
Example Output: 861

Example Input: faye had 12 apps on her phone . to free up some space she deleted 8 of the apps . how many apps did she have left ?
Example Output: 4

Example Input: after the party kevin estimated that the total money they spent on food drinks and utensils sums up to $ 560 . if they spent $ 268 on food and $ 118 on utensils and other stuff how much did they spend on drinks ?
Example Output:
174