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

[Q]: Scarlett made a fruit salad with 0.25 pound of melon and 0.375 pound of berries . How many pounds of fruit did Scarlett use in all ?
[A]: 0.625


[Q]: Robin uploaded 35 pictures from her phone and 5 from her camera to facebook . If she sorted the pics into 5 different albums with the same amount of pics in each album , how many pictures were in each of the albums ?
[A]: 8


[Q]: Last Saturday , Spencer walked all over town running errands . First , he walked 0.3 mile from his house to the library and 0.1 mile from the library to the post office . Then he walked 0.4 mile from the post office back home . How many miles did Spencer walk in all ?
[A]:
0.8