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.

Input: Consider Input: Context: Baker made 126 cakes and 48 pastries. If he sold 115 cakes and 81 pastries

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

Output: 78

Input: Consider Input: Context: There were 21 roses in the vase. Jessica threw away 34 roses from the vase and cut some more new roses from her flower garden to put in the vase. There are now 15 roses in the vase.

Question: How many more roses did she throw away than those she cut from her garden?

Output: 6

Input: Consider Input: Context: Randy has 86 blocks. He uses 79 blocks to build a tower and 82 blocks to build a house.

Question: How many more blocks did he use to build the house than he did to build the tower?
Output: 3