Given the task definition, example input & output, solve the new input case.
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: For the school bake sale Bianca made 14 cupcakes . If she sold 6 of them and then made 17 more , how many cupcakes would she have ?
Output: 25
Total cupcakes she would have = baked - sold = 14 -6 + 17 = 25

New input case for you: Heather went to the county fair last weekend . When she got there , she had to walk 0.3333333333333333 mile from the car to the entrance . Then she walked 0.3333333333333333 mile to the carnival rides and 0.08333333333333333 mile from the carnival rides back to the car . How many miles did Heather walk in all ?
Output:
0.75