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: Elisa has 37 dollars . How many more dollars does she have to earn to have 53 dollars ?

Answer: 16


Question: As part of a lesson on earthquakes , a science class is researching the movement of a nearby fault line . The fault line moved 1.25 inches during the past year and 5.25 inches the year before . How far did the fault line move in all ?

Answer: 6.5


Question: Bobby collects 2 blocks . Bobby 's father gives Bobby 6 more . How many blocks does Bobby have ?

Answer:
8