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.

[EX Q]: Mary picked 122 oranges and Jason picked 105 oranges from the orange tree . How many oranges were picked in total ?
[EX A]: 227

[EX Q]: Ned was trying to expand his game collection . He bought 50 games from a friend and bought 27 more at a garage sale . If 74 of the games did n't work , how many good games did he end up with ?
[EX A]: 3

[EX Q]: Grace has 16 jellybeans in her pocket . She has 8 red ones , 4 green ones , and 4 blue ones . What is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color ?
[EX A]:
13