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: At the fair there were 10 people in line for the bumper cars . If 2 of them got tired of waiting and left and 2 more got in line , how many people would be in line ?

Answer: 10


Question: Kelly had 56 apples . How many more apples does Kelly need to pick to have 105 apples altogether ?

Answer: 49


Question: Edward and his friend were buying trick decks from the magic shop for 6 dollars each . How much did they spend if Edward bought 3 decks and his friend bought 6 decks ?

Answer:
54