You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Input: Consider Input: Amy had 4 music files and 21 video files on her flash drive . If she deleted 23 of the files , how many files were still on her flash drive ?

Output: 2


Input: Consider Input: Edward was working as a sacker at a grocery store where he made 6 dollars an hour . On Monday he worked 3 hours and on Tuesday he worked 5 hours . How much money did Edward make in those two days ?

Output: 48


Input: Consider Input: Ellen made smoothies in the blender . She used 0.2 cup of strawberries , 0.1 cup of yogurt , and 0.2 cup of orange juice . How many cups of ingredients did Ellen use for the smoothies ?


Output: 0.5