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.

Example Input: Mary starts with 27 eggs . She finds another 4 . How many eggs does Mary end with ?
Example Output: 31

Example Input: Dina made cookies . She used 0.625 cup of flour and 0.25 cup of sugar . How much more flour than sugar did Dina use ?
Example Output: 0.375

Example Input: Brad has 17 balloons . 8 balloons are red and the rest are green . How many green balloons does Brad have ?
Example Output:
9

