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.
--------
Question: Nancy and her mom were picking carrots from their garden . Nancy picked 38 and her mother picked 47 . If only 71 of the carrots were good , how many bad carrots did they have ?

Answer: 14


Question: Benny 's high school played 39 baseball games this year . He attended 14 games . How many baseball games did Benny miss ?

Answer: 25


Question: In fourth grade there were 35 students at the start of the year . During the year 10 students left and 10 new students came to school . How many students were in fourth grade at the end ?

Answer:
35