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: After eating a hearty meal they went to see the Buckingham palace. There, Rachel learned that 317 visitors came to the Buckingham palace that day. If there were 295 visitors the previous day

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

A: 22
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Q: Context: After a typhoon, 13 trees in Haley's backyard died. If she had grown 3 trees initially

Question: How many more trees died in the typhoon than those that survived?

A: 23
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Q: Context: Edward had $ 13. He spent some money. Now he has $ 3.

Question: How much money did Edward spend?

A:
10
****