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: Every day Ryan spends 2 hours on learning english, 5 hours on learning chinese and 4 hours on learning spanish. 

 Question: How many more hours does he spend on learning chinese than he does on learning spanish?

Output: 1


Input: Consider Input: Context: Because of the decision Sofia asked the students to suggest specific types of food. If 269 students suggested adding bacon 330 suggested adding mashed potatoes to the menu and 76 suggested adding tomatoes 

 Question: How many more students suggested mashed potatoes than those that suggested bacon?

Output: 61


Input: Consider Input: Context: In a school there are 402 more girls than boys. If there are 739 girls 

 Question: How many boys are there in that school?


Output: 337