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: Jason had 49 quarters in his bank . His dad gave him 25 more quarters . How many quarters does he have now ?
Example Output: 74

Example Input: I read 21 pages of my English book yesterday . Today , I read 17 pages . What is the total number of pages did I read ?
Example Output: 38

Example Input: It rained 0.9 inches on Monday . On Tuesday , it rained 0.7 inches less than on Monday . How much did it rain on Tuesday ?
Example Output:
0.2