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.
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Question: You have 7 balloons and your friend has 5 balloons . How many more balloons do you have than your friend ?

Answer: 2


Question: Lizette has 813 stamps . Lizette has 125 more stamps than Minerva . How many stamps does Minerva have ?

Answer: 688


Question: Brennan had 0.25 grams of pepper . Then he used 0.16 grams of the pepper to make some scrambled eggs . How much pepper does Brennan have ?

Answer:
0.09