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.
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Question: A store had 50 oranges in a bin . If they threw away 40 of the old ones and put 24 new ones in the bin how many would be in the bin ?

Answer: 34

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: A DVD book holds 126 DVDs . There are 81 DVDs already in the book . How many more DVDs can be put in the book ?

Answer:
45