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.

Input: Consider Input: 532 people are watching a movie in a theater . The theater has 750 seats . How many seats are empty in the theater ?

Output: 218

Input: Consider Input: Tom purchased a Batman game for $ 13.6 , and a Superman game for $ 5.06 . Tom already owns 2 games . How much did Tom spend on video games ?

Output: 18.66

Input: Consider Input: While shopping for music online , Megan bought 2 country albums and 8 pop albums . Each album came with a lyric sheet and had 7 songs . How many songs did Megan buy total ?
Output: 70