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: Baker made 157 cakes and 169 pastries. If he sold 158 cakes and 147 pastries

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

Answer: 11

Question: Context: Baker made 7 cakes and 148 pastries. If he sold 15 cakes and 103 pastries

Question: How many pastries would baker still have?

Answer: 45

Question: Context: Kelly has 80 nintendo games. She found 31 more nintendo games.

Question: How many does she need to give away so that she will have 6 games left?

Answer:
105