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: Nell collects baseball cards. She had 573 cards. She gave 195 cards to John and yet some more to Jeff. Now she has 210 cards left.

Question: How many cards did Nell give to Jeff?

Answer: 168

Question: Context: Rachel had to complete 5 pages of math homework and 2 pages of reading homework.

Question: How many more pages of math homework than reading homework did she have?

Answer: 3

Question: Context: After eating a hearty meal they went to see the Buckingham palace. There were 39 paintings in the Buckingham palace. There, Rachel learned that 661 visitors came to the Buckingham palace that day. If there were 600 visitors the previous day

Question: How many more visitors visited the Buckingham palace on that day than on the previous day?

Answer:
61