TASK DEFINITION: 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.
PROBLEM: A farmer estimates that he will harvest 48097 bushels of wheat . The weather is perfect during the growing season , so he harvests 684 more bushels of wheat than expected . How many bushels of wheat does the farmer harvest ?

SOLUTION: 48781

PROBLEM: Paul bought 6 boxes of chocolate candy and 4 boxes of caramel candy . If each box has 9 pieces inside it , how much candy did he have total ?

SOLUTION: 90

PROBLEM: Kaleen filled a bucket with 0.75 gallon of water . A few minutes later , she realized only 0.5 gallon of water remained . How much water had leaked out of the bucket ?

SOLUTION:
0.25