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: Katie baked 18 cupcakes for her school 's bake sale . If her brother , Todd , ate 8 of them how many packages could she make if she put 2 cupcake in each package ?
Example Output: 5

Example Input: Karin 's science class weighed plastic rings for an experiment . They found that the orange ring weighed 0.08333333333333333 ounce , the purple ring weighed 0.3333333333333333 ounce , and the white ring weighed 0.4166666666666667 ounce . What was the total weight of the plastic rings ?
Example Output: 0.8333333333333334

Example Input: April 's discount flowers was having a sale where each rose was 9 dollars . If April started with 11 roses and had 8 roses left , how much money did she earn ?
Example Output:
27