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 22 oranges in a box . Paula takes 7 oranges . How many are left ?

Answer: 15


Question: Tessa has 4 apples . Anita gave her 5 more . She needs 10 apples to make a pie . Does she have enough to make a pie ?

Answer: 9


Question: While on vacation , Debby took 24 pictures at the zoo and 12 at the museum . If she later deleted 14 of the pictures , how many pictures from her vacation did she still have ?

Answer:
22