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: Tori was 4.4 feet tall . Then she grew 2.86 feet taller . How tall is Tori now ?

Answer: 7.26


Question: Ned was trying to expand his game collection . He bought 11 games from a friend and bought 22 more at a garage sale . If 19 of the games did n't work , how many good games did he end up with ?

Answer: 14


Question: In fourth grade there were 40 students at the start of the year . During the year 14 students left and 26 new students came to school . How many students were in fourth grade at the end ?

Answer:
52