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.

Example Input: for halloween faye scored 47 pieces of candy . she ate 25 pieces the first night and then her sister gave her 40 more pieces . how many pieces of candy does faye have now ?
Example Output: 62

Example Input: i put another number into my machine . the machine added 15 and then subtracted 6 the number 35 came out of the machine . what number did i put in ?
Example Output: 26

Example Input: mr. peter harvested some pears . he picked 43 kg of the pears into a bag and 35 kg of the pears into another bag . if there were still 15 kg of pears left unpacked how many kilograms of pears did mr. peter harvest ?
Example Output:
93