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.

[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 ?
[A]: 4


[Q]: A pet store had 36 siamese cats and 18 house cats . During a sale they sold 26 cats . How many cats do they have left ?
[A]: 28


[Q]: To fill an order , the factory dyed 61921 yards of silk green and 49500 yards pink . How many yards of silk did it dye for that order ?
[A]:
111421