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.

Ex Input:
22 boys went down the slide . 13 more boys went down the slide . How many boys went down the slide ?

Ex Output:
35


Ex Input:
Dan grew 42 turnips and 38 cantelopes . Jessica grew 47 turnips . How many turnips did they grow in total ?

Ex Output:
89


Ex Input:
Roadster 's Paving Company used 10 tons of cement to pave Lexi 's street and 5.1 tons of cement to pave Tess 's street . How much cement did Roadster 's Paving Company use in all ?

Ex Output:

15.1