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.

[EX Q]: Darnel sprinted 0.875 lap and then took a break by jogging 0.75 lap . How much farther did Darnel sprint than jog ?
[EX A]: 0.125

[EX Q]: A pet shelter had 9 puppies when another 12 were brought in . If 3 puppies a day are adopted , how long would it take for all of them to be adopted ?
[EX A]: 7

[EX Q]: Connie has 2315 red markers and 1028 blue markers . How many markers does Connie have altogether ?
[EX A]:
3343