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.

[EX Q]: Context: Tiffany was collecting cans for recycling. On monday she had some bags of cans. The next day she found 4 more bags worth of cans. If she had a total of 8 bags altogether

Question: How many bags did she have on monday?
[EX A]: 4

[EX Q]: Context: Adam has 3 more apples than jackie. Adam has 9 apples.

Question: How many apples does Jackie have?
[EX A]: 6

[EX Q]: Context: A farmer had 175 tomatoes and 77 potatoes in his garden. If he picked 172 potatoes

Question: How many tomatoes and potatoes does he have left?
[EX A]:
80