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

[EX Q]: Context: Winter is almost here and most animals are migrating to warmer countries. 86 bird families flew away for the winter from near a mountain. If there were 45 bird families living near the mountain initially 

 Question: How many more bird families flew away for the winter than those that stayed behind?
[EX A]: 127

[EX Q]: Context: Julia played tag with 11 kids on monday. She played tag with 12 kids on tuesday. 

 Question: How many more kids did she play with on tuesday than on monday?
[EX A]: 1

[EX Q]: Context: Nell collects cards. She had 246 baseball cards and 214 Ace cards. She gave some of her cards to Jeff and now has 404 baseball cards and 495 Ace cards left. 

 Question: How many more Ace cards than baseball cards does Nell have?
[EX A]:
91

