Detailed Instructions: You are given a math word problem and you are supposed to apply an addition mathematical operator on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
Problem:Context: Summer is almost here and most animals are migrating back to cooler countries. There are 87 bird families living near a mountain. If 18 new bird families joined them

Question: How many bird families live near the mountain now?
Solution:
105