You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.

[EX Q]: Ezra drew a white line that was 7.666666666666667 inches long . Then he drew a blue line that was 3.3333333333333335 inches long . How much longer was the white line than the blue line ?
[EX A]: 4.333333333333333

[EX Q]: Emily collected eggs from the hen and put them into 303 baskets . She put 28 eggs into each basket . How many eggs did Emily collect ?
[EX A]: 8484

[EX Q]: Jessica is baking a cake . The recipe calls for 8 cups of flour and 2 cups of sugar . She already put in 4 cups of flour . How many cups of flour does she need to add ?
[EX A]:
4