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.

Input: Consider Input: Context: Marco and his dad went strawberry picking. Together their strawberries weighed 4 pounds. Marco's strawberries weighed 19 pounds. 

 Question: How much more did his strawberries weigh than his dad's?

Output: 34


Input: Consider Input: Context: Baker made 19 cakes and 131 pastries. If he sold 70 cakes and 88 pastries 

 Question: How many more pastries than cakes did baker make?

Output: 112


Input: Consider Input: Context: Ed had 29 more marbles than Doug. Ed lost 17 of his marbles at the playground. 

 Question: How many more marbles did Ed have than Doug then?


Output: 12