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.
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Question: Context: Marco and his dad went strawberry picking. Marco's strawberries weighed 10 pounds. If together their strawberries weighed 26 pounds.

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

Answer: 6

Question: Context: A book has 2 chapters. The first chapter is 60 pages long. If there are a total of 93 pages in the book

Question: How many pages are in the second chapter?

Answer: 33

Question: Context: David did 44 push-ups in gym class today. David did 9 more push-ups than Zachary.

Question: How many push-ups did Zachary do?

Answer:
35