instruction:
You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
question:
There were 2 friends playing a video game online when 2 more players joined the game . If each player had 6 lives , how many lives did they have total ?
answer:
24


question:
At Oliver 's Restaurant a group with 2 adults and 4 children came in to eat . If each meal cost 3 dollars , how much was the bill ?
answer:
18


question:
There are 107 walnut trees currently in the park . Park workers will plant 104 more walnut trees today . How many walnut trees will the park have when the workers are finished ?
answer:

211