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: There are 4 marbles . 7 marbles more are added . How many are there total ?

Answer: 11


Question: Janet was playing a video game and had 38 lives . In a hard part of the game she lost 16 lives . If she got 32 more lives in the next level , how many lives would she have ?

Answer: 54


Question: For Halloween Janet and her sister combined the candy they received . Janet had 34 pieces of candy while her sister had 33 . If they ate 4 pieces the first night , how many pieces do they have left ?

Answer:
63