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.

Example Input: Context: Danny collects bottle caps and wrappers. He found 11 bottle caps and 28 wrappers at the park. Now he has 68 bottle caps and 51 wrappers in his collection. 

 Question: How many more wrappers than bottle caps did danny find at the park?
Example Output: 17

Example Input: Context: There were some roses in the vase. Jessica cut 16 more roses from her flower garden and put them in the vase. There are now 23 roses in the vase. 

 Question: How many roses were there in the vase at the beginning?
Example Output: 7

Example Input: Context: Allan brought 5 balloons. If Allan and Jake brought total of 6 balloons to the park 

 Question: How many balloons did Jake bring to the park?
Example Output:
1