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.

Q: Context: Randy has 95 blocks. He uses 20 blocks to build a house and 50 blocks to build a tower. 

 Question: How many more blocks did he use to build the tower than he did to build the house?

A: 30
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Q: Context: Steven has 19 peaches. Jake has 12 fewer peaches than Steven and 72 more peaches than Jill. 

 Question: How many peaches does Jake have?

A: 7
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Q: Context: There are 14 different movies and 15 different books in the ' crazy silly school ' series. If you read 11 of the books and watched 40 of the movies 

 Question: How many more books than movies are there in the ' crazy silly school ' series?

A:
1
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