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: Jack received 3 emails in the afternoon, 6 emails in the morning and some more in the evening. If he received a total of 10 emails in the day

Question: How many emails did jack receive in the evening?

Output: 1

Input: Consider Input: Context: Allan brought 5 balloons. If Allan and Jake brought total of 6 balloons to the park

Question: How many balloons did Jake bring to the park?

Output: 1

Input: Consider Input: Context: Rachel had to complete 7 pages of math homework, 11 pages of reading homework and 8 more pages of biology homework.

Question: How many more pages of reading homework than biology homework did she have?
Output: 3