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.

[Q]: Sara grew 43 pumpkins , but the rabbits ate 23 pumpkins . How many pumpkins does Sara have left ?
[A]: 20

[Q]: Melanie goes fishing with Tom . Melanie catches 8 trout . Tom catches 2 times as many trout as Melanie . How many trout did Tom catch ?
[A]: 16

[Q]: Pamela bought 9.8 ounces of sugar , and she spilled 5.2 ounces of it on the floor . How much is ?
[A]:
4.6