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: The school is planning a field trip . There are 45 students and 9 seats on each school bus . How many buses are needed to take the trip ?
Example Output: 5

Example Input: Cheryl starts with 8 Skittles . Kathryn gives Cheryl 89 more . How many Skittles does Cheryl end with ?
Example Output: 97

Example Input: There were 6 roses in the vase . Mary cut some roses from her flower garden . There are now 16 roses in the vase . How many roses did she cut ?
Example Output:
10